20976912

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 240

約数和(自身を含む): 73120320

約数和(自身を除く): 52143408

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 19, 22, 24, 33, 34, 36, 38, 41, 44, 48, 51, 57, 66, 68, 72, 76, 82, 88, 99, 102, 114, 123, 132, 136, 144, 152, 153, 164, 171, 176, 187, 198, 204, 209, 228, 246, 264, 272, 304, 306, 323, 328, 342, 369, 374, 396, 408, 418, 451, 456, 492, 528, 561, 612, 627, 646, 656, 684, 697, 738, 748, 779, 792, 816, 836, 902, 912, 969, 984, 1122, 1224, 1254, 1292, 1353, 1368, 1394, 1476, 1496, 1558, 1584, 1672, 1683, 1804, 1881, 1938, 1968, 2091, 2244, 2337, 2448, 2508, 2584, 2706, 2736, 2788, 2907, 2952, 2992, 3116, 3344, 3366, 3553, 3608, 3762, 3876, 4059, 4182, 4488, 4674, 5016, 5168, 5412, 5576, 5814, 5904, 6232, 6273, 6732, 7011, 7106, 7216, 7524, 7667, 7752, 8118, 8364, 8569, 8976, 9348, 10032, 10659, 10824, 11152, 11628, 12464, 12546, 13243, 13464, 14022, 14212, 15048, 15334, 15504, 16236, 16728, 17138, 18696, 21318, 21648, 23001, 23256, 25092, 25707, 26486, 26928, 28044, 28424, 30096, 30668, 31977, 32472, 33456, 34276, 37392, 39729, 42636, 46002, 46512, 50184, 51414, 52972, 56088, 56848, 61336, 63954, 64944, 68552, 69003, 77121, 79458, 85272, 92004, 100368, 102828, 105944, 112176, 119187, 122672, 127908, 137104, 138006, 145673, 154242, 158916, 170544, 184008, 205656, 211888, 238374, 255816, 276012, 291346, 308484, 317832, 368016, 411312, 437019, 476748, 511632, 552024, 582692, 616968, 635664, 874038, 953496, 1104048, 1165384, 1233936, 1311057, 1748076, 1906992, 2330768, 2622114, 3496152, 5244228, 6992304, 10488456, 20976912]

約数ペア:

[(1, 20976912), (2, 10488456), (3, 6992304), (4, 5244228), (6, 3496152), (8, 2622114), (9, 2330768), (11, 1906992), (12, 1748076), (16, 1311057), (17, 1233936), (18, 1165384), (19, 1104048), (22, 953496), (24, 874038), (33, 635664), (34, 616968), (36, 582692), (38, 552024), (41, 511632), (44, 476748), (48, 437019), (51, 411312), (57, 368016), (66, 317832), (68, 308484), (72, 291346), (76, 276012), (82, 255816), (88, 238374), (99, 211888), (102, 205656), (114, 184008), (123, 170544), (132, 158916), (136, 154242), (144, 145673), (152, 138006), (153, 137104), (164, 127908), (171, 122672), (176, 119187), (187, 112176), (198, 105944), (204, 102828), (209, 100368), (228, 92004), (246, 85272), (264, 79458), (272, 77121), (304, 69003), (306, 68552), (323, 64944), (328, 63954), (342, 61336), (369, 56848), (374, 56088), (396, 52972), (408, 51414), (418, 50184), (451, 46512), (456, 46002), (492, 42636), (528, 39729), (561, 37392), (612, 34276), (627, 33456), (646, 32472), (656, 31977), (684, 30668), (697, 30096), (738, 28424), (748, 28044), (779, 26928), (792, 26486), (816, 25707), (836, 25092), (902, 23256), (912, 23001), (969, 21648), (984, 21318), (1122, 18696), (1224, 17138), (1254, 16728), (1292, 16236), (1353, 15504), (1368, 15334), (1394, 15048), (1476, 14212), (1496, 14022), (1558, 13464), (1584, 13243), (1672, 12546), (1683, 12464), (1804, 11628), (1881, 11152), (1938, 10824), (1968, 10659), (2091, 10032), (2244, 9348), (2337, 8976), (2448, 8569), (2508, 8364), (2584, 8118), (2706, 7752), (2736, 7667), (2788, 7524), (2907, 7216), (2952, 7106), (2992, 7011), (3116, 6732), (3344, 6273), (3366, 6232), (3553, 5904), (3608, 5814), (3762, 5576), (3876, 5412), (4059, 5168), (4182, 5016), (4488, 4674)]