20977762

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1594

約数の個数: 32

約数和(自身を含む): 37062144

約数和(自身を除く): 16084382

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 221, 403, 442, 527, 806, 1054, 1531, 3062, 6851, 13702, 19903, 26027, 39806, 47461, 52054, 94922, 338351, 616993, 676702, 806837, 1233986, 1613674, 10488881, 20977762]

約数ペア:

[(1, 20977762), (2, 10488881), (13, 1613674), (17, 1233986), (26, 806837), (31, 676702), (34, 616993), (62, 338351), (221, 94922), (403, 52054), (442, 47461), (527, 39806), (806, 26027), (1054, 19903), (1531, 13702), (3062, 6851)]