20031866

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{2521}}^1$

素因数の和:2689

約数の個数: 16

約数和(自身を含む): 31323240

約数和(自身を除く): 11291374

約数列:

[1, 2, 29, 58, 137, 274, 2521, 3973, 5042, 7946, 73109, 146218, 345377, 690754, 10015933, 20031866]

約数ペア:

[(1, 20031866), (2, 10015933), (29, 690754), (58, 345377), (137, 146218), (274, 73109), (2521, 7946), (3973, 5042)]