20404524

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{242911}}^1$

素因数の和:242925

約数の個数: 24

約数和(自身を含む): 54412288

約数和(自身を除く): 34007764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 242911, 485822, 728733, 971644, 1457466, 1700377, 2914932, 3400754, 5101131, 6801508, 10202262, 20404524]

約数ペア:

[(1, 20404524), (2, 10202262), (3, 6801508), (4, 5101131), (6, 3400754), (7, 2914932), (12, 1700377), (14, 1457466), (21, 971644), (28, 728733), (42, 485822), (84, 242911)]