31820090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{187177}}^1$

素因数の和:187201

約数の個数: 16

約数和(自身を含む): 60645672

約数和(自身を除く): 28825582

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 187177, 374354, 935885, 1871770, 3182009, 6364018, 15910045, 31820090]

約数ペア:

[(1, 31820090), (2, 15910045), (5, 6364018), (10, 3182009), (17, 1871770), (34, 935885), (85, 374354), (170, 187177)]