18566860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71411}}^1$

素因数の和:71433

約数の個数: 24

約数和(自身を含む): 41990256

約数和(自身を除く): 23423396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 71411, 142822, 285644, 357055, 714110, 928343, 1428220, 1856686, 3713372, 4641715, 9283430, 18566860]

約数ペア:

[(1, 18566860), (2, 9283430), (4, 4641715), (5, 3713372), (10, 1856686), (13, 1428220), (20, 928343), (26, 714110), (52, 357055), (65, 285644), (130, 142822), (260, 71411)]