2018070620

素因数分解:

$2^2\times 5^1\times {\mathrm{100903531}}^1$

素因数の和:100903540

約数の個数: 12

約数和(自身を含む): 4237948344

約数和(自身を除く): 2219877724

約数列:

[1, 2, 4, 5, 10, 20, 100903531, 201807062, 403614124, 504517655, 1009035310, 2018070620]

約数ペア:

[(1, 2018070620), (2, 1009035310), (4, 504517655), (5, 403614124), (10, 201807062), (20, 100903531)]