39915518

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{2143}}^1$

素因数の和:2351

約数の個数: 16

約数和(自身を含む): 61232640

約数和(自身を除く): 21317122

約数列:

[1, 2, 67, 134, 139, 278, 2143, 4286, 9313, 18626, 143581, 287162, 297877, 595754, 19957759, 39915518]

約数ペア:

[(1, 39915518), (2, 19957759), (67, 595754), (134, 297877), (139, 287162), (278, 143581), (2143, 18626), (4286, 9313)]