20008909538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1697}}^1\times {\mathrm{310283}}^1$

素因数の和:312001

約数の個数: 16

約数和(自身を含む): 31611733920

約数和(自身を除く): 11602824382

約数列:

[1, 2, 19, 38, 1697, 3394, 32243, 64486, 310283, 620566, 5895377, 11790754, 526550251, 1053100502, 10004454769, 20008909538]

約数ペア:

[(1, 20008909538), (2, 10004454769), (19, 1053100502), (38, 526550251), (1697, 11790754), (3394, 5895377), (32243, 620566), (64486, 310283)]