20184474770

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{998737}}^1$

素因数の和:998834

約数の個数: 32

約数和(自身を含む): 37968023808

約数和(自身を除く): 17783549038

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 430, 470, 2021, 4042, 10105, 20210, 998737, 1997474, 4993685, 9987370, 42945691, 46940639, 85891382, 93881278, 214728455, 234703195, 429456910, 469406390, 2018447477, 4036894954, 10092237385, 20184474770]

約数ペア:

[(1, 20184474770), (2, 10092237385), (5, 4036894954), (10, 2018447477), (43, 469406390), (47, 429456910), (86, 234703195), (94, 214728455), (215, 93881278), (235, 85891382), (430, 46940639), (470, 42945691), (2021, 9987370), (4042, 4993685), (10105, 1997474), (20210, 998737)]