31193968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149971}}^1$

素因数の和:149992

約数の個数: 20

約数和(自身を含む): 65087848

約数和(自身を除く): 33893880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 149971, 299942, 599884, 1199768, 1949623, 2399536, 3899246, 7798492, 15596984, 31193968]

約数ペア:

[(1, 31193968), (2, 15596984), (4, 7798492), (8, 3899246), (13, 2399536), (16, 1949623), (26, 1199768), (52, 599884), (104, 299942), (208, 149971)]