18437738

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1334

約数の個数: 24

約数和(自身を含む): 30922500

約数和(自身を除く): 12484762

約数列:

[1, 2, 11, 22, 61, 121, 122, 242, 671, 1249, 1342, 2498, 7381, 13739, 14762, 27478, 76189, 151129, 152378, 302258, 838079, 1676158, 9218869, 18437738]

約数ペア:

[(1, 18437738), (2, 9218869), (11, 1676158), (22, 838079), (61, 302258), (121, 152378), (122, 151129), (242, 76189), (671, 27478), (1249, 14762), (1342, 13739), (2498, 7381)]