20816916912

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{15443}}^1$

素因数の和:15528

約数の個数: 240

約数和(自身を含む): 68114711808

約数和(自身を除く): 47297794896

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 33, 36, 37, 44, 46, 48, 66, 69, 72, 74, 88, 92, 99, 111, 132, 138, 144, 148, 176, 184, 198, 207, 222, 253, 264, 276, 296, 333, 368, 396, 407, 414, 444, 506, 528, 552, 592, 666, 759, 792, 814, 828, 851, 888, 1012, 1104, 1221, 1332, 1518, 1584, 1628, 1656, 1702, 1776, 2024, 2277, 2442, 2553, 2664, 3036, 3256, 3312, 3404, 3663, 4048, 4554, 4884, 5106, 5328, 6072, 6512, 6808, 7326, 7659, 9108, 9361, 9768, 10212, 12144, 13616, 14652, 15318, 15443, 18216, 18722, 19536, 20424, 28083, 29304, 30636, 30886, 36432, 37444, 40848, 46329, 56166, 58608, 61272, 61772, 74888, 84249, 92658, 112332, 122544, 123544, 138987, 149776, 168498, 169873, 185316, 224664, 247088, 277974, 336996, 339746, 355189, 370632, 449328, 509619, 555948, 571391, 673992, 679492, 710378, 741264, 1019238, 1065567, 1111896, 1142782, 1347984, 1358984, 1420756, 1528857, 1714173, 2038476, 2131134, 2223792, 2285564, 2717968, 2841512, 3057714, 3196701, 3428346, 3907079, 4076952, 4262268, 4571128, 5142519, 5683024, 6115428, 6285301, 6393402, 6856692, 7814158, 8153904, 8524536, 9142256, 10285038, 11721237, 12230856, 12570602, 12786804, 13141993, 13713384, 15628316, 17049072, 18855903, 20570076, 23442474, 24461712, 25141204, 25573608, 26283986, 27426768, 31256632, 35163711, 37711806, 39425979, 41140152, 46884948, 50282408, 51147216, 52567972, 56567709, 62513264, 70327422, 75423612, 78851958, 82280304, 93769896, 100564816, 105135944, 113135418, 118277937, 140654844, 144561923, 150847224, 157703916, 187539792, 210271888, 226270836, 236555874, 281309688, 289123846, 301694448, 315407832, 433685769, 452541672, 473111748, 562619376, 578247692, 630815664, 867371538, 905083344, 946223496, 1156495384, 1301057307, 1734743076, 1892446992, 2312990768, 2602114614, 3469486152, 5204229228, 6938972304, 10408458456, 20816916912]

約数ペア:

[(1, 20816916912), (2, 10408458456), (3, 6938972304), (4, 5204229228), (6, 3469486152), (8, 2602114614), (9, 2312990768), (11, 1892446992), (12, 1734743076), (16, 1301057307), (18, 1156495384), (22, 946223496), (23, 905083344), (24, 867371538), (33, 630815664), (36, 578247692), (37, 562619376), (44, 473111748), (46, 452541672), (48, 433685769), (66, 315407832), (69, 301694448), (72, 289123846), (74, 281309688), (88, 236555874), (92, 226270836), (99, 210271888), (111, 187539792), (132, 157703916), (138, 150847224), (144, 144561923), (148, 140654844), (176, 118277937), (184, 113135418), (198, 105135944), (207, 100564816), (222, 93769896), (253, 82280304), (264, 78851958), (276, 75423612), (296, 70327422), (333, 62513264), (368, 56567709), (396, 52567972), (407, 51147216), (414, 50282408), (444, 46884948), (506, 41140152), (528, 39425979), (552, 37711806), (592, 35163711), (666, 31256632), (759, 27426768), (792, 26283986), (814, 25573608), (828, 25141204), (851, 24461712), (888, 23442474), (1012, 20570076), (1104, 18855903), (1221, 17049072), (1332, 15628316), (1518, 13713384), (1584, 13141993), (1628, 12786804), (1656, 12570602), (1702, 12230856), (1776, 11721237), (2024, 10285038), (2277, 9142256), (2442, 8524536), (2553, 8153904), (2664, 7814158), (3036, 6856692), (3256, 6393402), (3312, 6285301), (3404, 6115428), (3663, 5683024), (4048, 5142519), (4554, 4571128), (4884, 4262268), (5106, 4076952), (5328, 3907079), (6072, 3428346), (6512, 3196701), (6808, 3057714), (7326, 2841512), (7659, 2717968), (9108, 2285564), (9361, 2223792), (9768, 2131134), (10212, 2038476), (12144, 1714173), (13616, 1528857), (14652, 1420756), (15318, 1358984), (15443, 1347984), (18216, 1142782), (18722, 1111896), (19536, 1065567), (20424, 1019238), (28083, 741264), (29304, 710378), (30636, 679492), (30886, 673992), (36432, 571391), (37444, 555948), (40848, 509619), (46329, 449328), (56166, 370632), (58608, 355189), (61272, 339746), (61772, 336996), (74888, 277974), (84249, 247088), (92658, 224664), (112332, 185316), (122544, 169873), (123544, 168498), (138987, 149776)]