71653644

素因数分解:

$2^2\times 3^2\times {\mathrm{1990379}}^1$

素因数の和:1990389

約数の個数: 18

約数和(自身を含む): 181124580

約数和(自身を除く): 109470936

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1990379, 3980758, 5971137, 7961516, 11942274, 17913411, 23884548, 35826822, 71653644]

約数ペア:

[(1, 71653644), (2, 35826822), (3, 23884548), (4, 17913411), (6, 11942274), (9, 7961516), (12, 5971137), (18, 3980758), (36, 1990379)]