31815472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{152959}}^1$

素因数の和:152980

約数の個数: 20

約数和(自身を含む): 66384640

約数和(自身を除く): 34569168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 152959, 305918, 611836, 1223672, 1988467, 2447344, 3976934, 7953868, 15907736, 31815472]

約数ペア:

[(1, 31815472), (2, 15907736), (4, 7953868), (8, 3976934), (13, 2447344), (16, 1988467), (26, 1223672), (52, 611836), (104, 305918), (208, 152959)]