31381012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7639}}^1$

素因数の和:7735

約数の個数: 24

約数和(自身を含む): 59897600

約数和(自身を除く): 28516588

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 7639, 15278, 30556, 99307, 198614, 397228, 603481, 1206962, 2413924, 7845253, 15690506, 31381012]

約数ペア:

[(1, 31381012), (2, 15690506), (4, 7845253), (13, 2413924), (26, 1206962), (52, 603481), (79, 397228), (158, 198614), (316, 99307), (1027, 30556), (2054, 15278), (4108, 7639)]