18289282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8231}}^1$

素因数の和:8345

約数の個数: 16

約数和(自身を含む): 30227904

約数和(自身を除く): 11938622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 8231, 16462, 90541, 181082, 831331, 1662662, 9144641, 18289282]

約数ペア:

[(1, 18289282), (2, 9144641), (11, 1662662), (22, 831331), (101, 181082), (202, 90541), (1111, 16462), (2222, 8231)]