11381968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{54721}}^1$

素因数の和:54742

約数の個数: 20

約数和(自身を含む): 23749348

約数和(自身を除く): 12367380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 54721, 109442, 218884, 437768, 711373, 875536, 1422746, 2845492, 5690984, 11381968]

約数ペア:

[(1, 11381968), (2, 5690984), (4, 2845492), (8, 1422746), (13, 875536), (16, 711373), (26, 437768), (52, 218884), (104, 109442), (208, 54721)]