18126059

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 21422016

約数和(自身を除く): 3295957

約数列:

[1, 7, 41, 137, 287, 461, 959, 3227, 5617, 18901, 39319, 63157, 132307, 442099, 2589437, 18126059]

約数ペア:

[(1, 18126059), (7, 2589437), (41, 442099), (137, 132307), (287, 63157), (461, 39319), (959, 18901), (3227, 5617)]