20808220186

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1\times {\mathrm{32353}}^1$

素因数の和:33250

約数の個数: 32

約数和(自身を含む): 34814198160

約数和(自身を除く): 14005977974

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 853, 1706, 11089, 22178, 24737, 32353, 49474, 64706, 321581, 420589, 643162, 841178, 938237, 1876474, 12197081, 24394162, 27597109, 55194218, 358762417, 717524834, 800316161, 1600632322, 10404110093, 20808220186]

約数ペア:

[(1, 20808220186), (2, 10404110093), (13, 1600632322), (26, 800316161), (29, 717524834), (58, 358762417), (377, 55194218), (754, 27597109), (853, 24394162), (1706, 12197081), (11089, 1876474), (22178, 938237), (24737, 841178), (32353, 643162), (49474, 420589), (64706, 321581)]