91085072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{437909}}^1$

素因数の和:437930

約数の個数: 20

約数和(自身を含む): 190052940

約数和(自身を除く): 98967868

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 437909, 875818, 1751636, 3503272, 5692817, 7006544, 11385634, 22771268, 45542536, 91085072]

約数ペア:

[(1, 91085072), (2, 45542536), (4, 22771268), (8, 11385634), (13, 7006544), (16, 5692817), (26, 3503272), (52, 1751636), (104, 875818), (208, 437909)]