222701968

素因数分解:

$2^4\times {\mathrm{557}}^1\times {\mathrm{24989}}^1$

素因数の和:25554

約数の個数: 20

約数和(自身を含む): 432277020

約数和(自身を除く): 209575052

約数列:

[1, 2, 4, 8, 16, 557, 1114, 2228, 4456, 8912, 24989, 49978, 99956, 199912, 399824, 13918873, 27837746, 55675492, 111350984, 222701968]

約数ペア:

[(1, 222701968), (2, 111350984), (4, 55675492), (8, 27837746), (16, 13918873), (557, 399824), (1114, 199912), (2228, 99956), (4456, 49978), (8912, 24989)]