22193015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{811}}^1$

素因数の和:1250

約数の個数: 16

約数和(自身を含む): 28783776

約数和(自身を除く): 6590761

約数列:

[1, 5, 13, 65, 421, 811, 2105, 4055, 5473, 10543, 27365, 52715, 341431, 1707155, 4438603, 22193015]

約数ペア:

[(1, 22193015), (5, 4438603), (13, 1707155), (65, 341431), (421, 52715), (811, 27365), (2105, 10543), (4055, 5473)]