11901968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{57221}}^1$

素因数の和:57242

約数の個数: 20

約数和(自身を含む): 24834348

約数和(自身を除く): 12932380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 57221, 114442, 228884, 457768, 743873, 915536, 1487746, 2975492, 5950984, 11901968]

約数ペア:

[(1, 11901968), (2, 5950984), (4, 2975492), (8, 1487746), (13, 915536), (16, 743873), (26, 457768), (52, 228884), (104, 114442), (208, 57221)]