18830529

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{13159}}^1$

素因数の和:13221

約数の個数: 16

約数和(自身を含む): 28425600

約数和(自身を除く): 9595071

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 13159, 39477, 118431, 355293, 697427, 2092281, 6276843, 18830529]

約数ペア:

[(1, 18830529), (3, 6276843), (9, 2092281), (27, 697427), (53, 355293), (159, 118431), (477, 39477), (1431, 13159)]