18183638

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{2591}}^1$

素因数の和:2644

約数の個数: 24

約数和(自身を含む): 31026240

約数和(自身を除く): 12842602

約数列:

[1, 2, 11, 22, 29, 58, 121, 242, 319, 638, 2591, 3509, 5182, 7018, 28501, 57002, 75139, 150278, 313511, 627022, 826529, 1653058, 9091819, 18183638]

約数ペア:

[(1, 18183638), (2, 9091819), (11, 1653058), (22, 826529), (29, 627022), (58, 313511), (121, 150278), (242, 75139), (319, 57002), (638, 28501), (2591, 7018), (3509, 5182)]