20259886

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11243}}^1$

素因数の和:11315

約数の個数: 16

約数和(自身を含む): 32787504

約数和(自身を除く): 12527618

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 11243, 22486, 191131, 382262, 595879, 1191758, 10129943, 20259886]

約数ペア:

[(1, 20259886), (2, 10129943), (17, 1191758), (34, 595879), (53, 382262), (106, 191131), (901, 22486), (1802, 11243)]