20459115

素因数分解:

$3^3\times 5^1\times {\mathrm{151549}}^1$

素因数の和:151563

約数の個数: 16

約数和(自身を含む): 36372000

約数和(自身を除く): 15912885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151549, 454647, 757745, 1363941, 2273235, 4091823, 6819705, 20459115]

約数ペア:

[(1, 20459115), (3, 6819705), (5, 4091823), (9, 2273235), (15, 1363941), (27, 757745), (45, 454647), (135, 151549)]