20193356848

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{887}}^1$

素因数の和:1095

約数の個数: 160

約数和(自身を含む): 47356968960

約数和(自身を除く): 27163612112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 79, 83, 112, 124, 158, 166, 217, 248, 316, 332, 434, 496, 553, 581, 632, 664, 868, 887, 1106, 1162, 1264, 1328, 1736, 1774, 2212, 2324, 2449, 2573, 3472, 3548, 4424, 4648, 4898, 5146, 6209, 6557, 7096, 8848, 9296, 9796, 10292, 12418, 13114, 14192, 17143, 18011, 19592, 20584, 24836, 26228, 27497, 34286, 36022, 39184, 41168, 45899, 49672, 52456, 54994, 68572, 70073, 72044, 73621, 91798, 99344, 104912, 109988, 137144, 140146, 144088, 147242, 183596, 192479, 203267, 219976, 274288, 280292, 288176, 294484, 367192, 384958, 406534, 439952, 490511, 515347, 560584, 588968, 734384, 769916, 813068, 981022, 1030694, 1121168, 1177936, 1422869, 1539832, 1626136, 1962044, 2061388, 2172263, 2282251, 2845738, 3079664, 3252272, 3924088, 4122776, 4344526, 4564502, 5691476, 5816059, 7848176, 8245552, 8689052, 9129004, 11382952, 11632118, 15205841, 15975757, 17378104, 18258008, 22765904, 23264236, 30411682, 31951514, 34756208, 36516016, 40712413, 46528472, 60823364, 63903028, 81424826, 93056944, 121646728, 127806056, 162849652, 180297829, 243293456, 255612112, 325699304, 360595658, 651398608, 721191316, 1262084803, 1442382632, 2524169606, 2884765264, 5048339212, 10096678424, 20193356848]

約数ペア:

[(1, 20193356848), (2, 10096678424), (4, 5048339212), (7, 2884765264), (8, 2524169606), (14, 1442382632), (16, 1262084803), (28, 721191316), (31, 651398608), (56, 360595658), (62, 325699304), (79, 255612112), (83, 243293456), (112, 180297829), (124, 162849652), (158, 127806056), (166, 121646728), (217, 93056944), (248, 81424826), (316, 63903028), (332, 60823364), (434, 46528472), (496, 40712413), (553, 36516016), (581, 34756208), (632, 31951514), (664, 30411682), (868, 23264236), (887, 22765904), (1106, 18258008), (1162, 17378104), (1264, 15975757), (1328, 15205841), (1736, 11632118), (1774, 11382952), (2212, 9129004), (2324, 8689052), (2449, 8245552), (2573, 7848176), (3472, 5816059), (3548, 5691476), (4424, 4564502), (4648, 4344526), (4898, 4122776), (5146, 3924088), (6209, 3252272), (6557, 3079664), (7096, 2845738), (8848, 2282251), (9296, 2172263), (9796, 2061388), (10292, 1962044), (12418, 1626136), (13114, 1539832), (14192, 1422869), (17143, 1177936), (18011, 1121168), (19592, 1030694), (20584, 981022), (24836, 813068), (26228, 769916), (27497, 734384), (34286, 588968), (36022, 560584), (39184, 515347), (41168, 490511), (45899, 439952), (49672, 406534), (52456, 384958), (54994, 367192), (68572, 294484), (70073, 288176), (72044, 280292), (73621, 274288), (91798, 219976), (99344, 203267), (104912, 192479), (109988, 183596), (137144, 147242), (140146, 144088)]