398809886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2243}}^1\times {\mathrm{4679}}^1$

素因数の和:6943

約数の個数: 16

約数和(自身を含む): 630115200

約数和(自身を除く): 231305314

約数列:

[1, 2, 19, 38, 2243, 4486, 4679, 9358, 42617, 85234, 88901, 177802, 10494997, 20989994, 199404943, 398809886]

約数ペア:

[(1, 398809886), (2, 199404943), (19, 20989994), (38, 10494997), (2243, 177802), (4486, 88901), (4679, 85234), (9358, 42617)]