18329780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{130927}}^1$

素因数の和:130943

約数の個数: 24

約数和(自身を含む): 43991808

約数和(自身を除く): 25662028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 130927, 261854, 523708, 654635, 916489, 1309270, 1832978, 2618540, 3665956, 4582445, 9164890, 18329780]

約数ペア:

[(1, 18329780), (2, 9164890), (4, 4582445), (5, 3665956), (7, 2618540), (10, 1832978), (14, 1309270), (20, 916489), (28, 654635), (35, 523708), (70, 261854), (140, 130927)]