20121749997

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1112129}}^1$

素因数の和:1112332

約数の個数: 16

約数和(自身を含む): 27723176640

約数和(自身を除く): 7601426643

約数列:

[1, 3, 37, 111, 163, 489, 6031, 18093, 1112129, 3336387, 41148773, 123446319, 181277027, 543831081, 6707249999, 20121749997]

約数ペア:

[(1, 20121749997), (3, 6707249999), (37, 543831081), (111, 181277027), (163, 123446319), (489, 41148773), (6031, 3336387), (18093, 1112129)]