18180224

素因数分解:

$2^7\times {\mathrm{173}}^1\times {\mathrm{821}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 36472140

約数和(自身を除く): 18291916

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 346, 692, 821, 1384, 1642, 2768, 3284, 5536, 6568, 11072, 13136, 22144, 26272, 52544, 105088, 142033, 284066, 568132, 1136264, 2272528, 4545056, 9090112, 18180224]

約数ペア:

[(1, 18180224), (2, 9090112), (4, 4545056), (8, 2272528), (16, 1136264), (32, 568132), (64, 284066), (128, 142033), (173, 105088), (346, 52544), (692, 26272), (821, 22144), (1384, 13136), (1642, 11072), (2768, 6568), (3284, 5536)]