13281968

素因数分解:

$2^4\times 7^1\times {\mathrm{118589}}^1$

素因数の和:118604

約数の個数: 20

約数和(自身を含む): 29410320

約数和(自身を除く): 16128352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 118589, 237178, 474356, 830123, 948712, 1660246, 1897424, 3320492, 6640984, 13281968]

約数ペア:

[(1, 13281968), (2, 6640984), (4, 3320492), (7, 1897424), (8, 1660246), (14, 948712), (16, 830123), (28, 474356), (56, 237178), (112, 118589)]