18378772

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 32951016

約数和(自身を除く): 14572244

約数列:

[1, 2, 4, 73, 113, 146, 226, 292, 452, 557, 1114, 2228, 8249, 16498, 32996, 40661, 62941, 81322, 125882, 162644, 251764, 4594693, 9189386, 18378772]

約数ペア:

[(1, 18378772), (2, 9189386), (4, 4594693), (73, 251764), (113, 162644), (146, 125882), (226, 81322), (292, 62941), (452, 40661), (557, 32996), (1114, 16498), (2228, 8249)]