20123658888

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{72103}}^1$

素因数の和:72542

約数の個数: 64

約数和(自身を含む): 52174454400

約数和(自身を除く): 32050795512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 348, 401, 696, 802, 1203, 1604, 2406, 3208, 4812, 9624, 11629, 23258, 34887, 46516, 69774, 72103, 93032, 139548, 144206, 216309, 279096, 288412, 432618, 576824, 865236, 1730472, 2090987, 4181974, 6272961, 8363948, 12545922, 16727896, 25091844, 28913303, 50183688, 57826606, 86739909, 115653212, 173479818, 231306424, 346959636, 693919272, 838485787, 1676971574, 2515457361, 3353943148, 5030914722, 6707886296, 10061829444, 20123658888]

約数ペア:

[(1, 20123658888), (2, 10061829444), (3, 6707886296), (4, 5030914722), (6, 3353943148), (8, 2515457361), (12, 1676971574), (24, 838485787), (29, 693919272), (58, 346959636), (87, 231306424), (116, 173479818), (174, 115653212), (232, 86739909), (348, 57826606), (401, 50183688), (696, 28913303), (802, 25091844), (1203, 16727896), (1604, 12545922), (2406, 8363948), (3208, 6272961), (4812, 4181974), (9624, 2090987), (11629, 1730472), (23258, 865236), (34887, 576824), (46516, 432618), (69774, 288412), (72103, 279096), (93032, 216309), (139548, 144206)]