20194390

素因数分解:

$2^1\times 5^1\times {\mathrm{751}}^1\times {\mathrm{2689}}^1$

素因数の和:3447

約数の個数: 16

約数和(自身を含む): 36411840

約数和(自身を除く): 16217450

約数列:

[1, 2, 5, 10, 751, 1502, 2689, 3755, 5378, 7510, 13445, 26890, 2019439, 4038878, 10097195, 20194390]

約数ペア:

[(1, 20194390), (2, 10097195), (5, 4038878), (10, 2019439), (751, 26890), (1502, 13445), (2689, 7510), (3755, 5378)]