18616862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2069}}^1$

素因数の和:2491

約数の個数: 16

約数和(自身を含む): 30553200

約数和(自身を除く): 11936338

約数列:

[1, 2, 11, 22, 409, 818, 2069, 4138, 4499, 8998, 22759, 45518, 846221, 1692442, 9308431, 18616862]

約数ペア:

[(1, 18616862), (2, 9308431), (11, 1692442), (22, 846221), (409, 45518), (818, 22759), (2069, 8998), (4138, 4499)]