18037294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19997}}^1$

素因数の和:20051

約数の個数: 16

約数和(自身を含む): 30236976

約数和(自身を除く): 12199682

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 19997, 39994, 219967, 439934, 819877, 1639754, 9018647, 18037294]

約数ペア:

[(1, 18037294), (2, 9018647), (11, 1639754), (22, 819877), (41, 439934), (82, 219967), (451, 39994), (902, 19997)]