17910217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1229}}^1$

素因数の和:1320

約数の個数: 16

約数和(自身を含む): 20664000

約数和(自身を除く): 2753783

約数列:

[1, 13, 19, 59, 247, 767, 1121, 1229, 14573, 15977, 23351, 72511, 303563, 942643, 1377709, 17910217]

約数ペア:

[(1, 17910217), (13, 1377709), (19, 942643), (59, 303563), (247, 72511), (767, 23351), (1121, 15977), (1229, 14573)]