19810974

素因数分解:

$2^1\times 3^1\times {\mathrm{1637}}^1\times {\mathrm{2017}}^1$

素因数の和:3659

約数の個数: 16

約数和(自身を含む): 39665808

約数和(自身を除く): 19854834

約数列:

[1, 2, 3, 6, 1637, 2017, 3274, 4034, 4911, 6051, 9822, 12102, 3301829, 6603658, 9905487, 19810974]

約数ペア:

[(1, 19810974), (2, 9905487), (3, 6603658), (6, 3301829), (1637, 12102), (2017, 9822), (3274, 6051), (4034, 4911)]