20450311

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1019}}^1$

素因数の和:1134

約数の個数: 16

約数和(自身を含む): 24284160

約数和(自身を除く): 3833849

約数列:

[1, 7, 47, 61, 329, 427, 1019, 2867, 7133, 20069, 47893, 62159, 335251, 435113, 2921473, 20450311]

約数ペア:

[(1, 20450311), (7, 2921473), (47, 435113), (61, 335251), (329, 62159), (427, 47893), (1019, 20069), (2867, 7133)]