20301085072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{271057}}^1$

素因数の和:271247

約数の個数: 40

約数和(自身を含む): 40871209472

約数和(自身を除く): 20570124400

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 151, 248, 302, 496, 604, 1208, 2416, 4681, 9362, 18724, 37448, 74896, 271057, 542114, 1084228, 2168456, 4336912, 8402767, 16805534, 33611068, 40929607, 67222136, 81859214, 134444272, 163718428, 327436856, 654873712, 1268817817, 2537635634, 5075271268, 10150542536, 20301085072]

約数ペア:

[(1, 20301085072), (2, 10150542536), (4, 5075271268), (8, 2537635634), (16, 1268817817), (31, 654873712), (62, 327436856), (124, 163718428), (151, 134444272), (248, 81859214), (302, 67222136), (496, 40929607), (604, 33611068), (1208, 16805534), (2416, 8402767), (4681, 4336912), (9362, 2168456), (18724, 1084228), (37448, 542114), (74896, 271057)]