2018099620

素因数分解:

$2^2\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{47351}}^1$

素因数の和:49491

約数の個数: 24

約数和(自身を含む): 4240087488

約数和(自身を除く): 2221987868

約数列:

[1, 2, 4, 5, 10, 20, 2131, 4262, 8524, 10655, 21310, 42620, 47351, 94702, 189404, 236755, 473510, 947020, 100904981, 201809962, 403619924, 504524905, 1009049810, 2018099620]

約数ペア:

[(1, 2018099620), (2, 1009049810), (4, 504524905), (5, 403619924), (10, 201809962), (20, 100904981), (2131, 947020), (4262, 473510), (8524, 236755), (10655, 189404), (21310, 94702), (42620, 47351)]