201988910

素因数分解:

$2^1\times 5^1\times {\mathrm{3221}}^1\times {\mathrm{6271}}^1$

素因数の和:9499

約数の個数: 16

約数和(自身を含む): 363750912

約数和(自身を除く): 161762002

約数列:

[1, 2, 5, 10, 3221, 6271, 6442, 12542, 16105, 31355, 32210, 62710, 20198891, 40397782, 100994455, 201988910]

約数ペア:

[(1, 201988910), (2, 100994455), (5, 40397782), (10, 20198891), (3221, 62710), (6271, 32210), (6442, 31355), (12542, 16105)]