8181998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 14370048

約数和(自身を除く): 6188050

約数列:

[1, 2, 11, 17, 22, 34, 131, 167, 187, 262, 334, 374, 1441, 1837, 2227, 2839, 2882, 3674, 4454, 5678, 21877, 24497, 31229, 43754, 48994, 62458, 240647, 371909, 481294, 743818, 4090999, 8181998]

約数ペア:

[(1, 8181998), (2, 4090999), (11, 743818), (17, 481294), (22, 371909), (34, 240647), (131, 62458), (167, 48994), (187, 43754), (262, 31229), (334, 24497), (374, 21877), (1441, 5678), (1837, 4454), (2227, 3674), (2839, 2882)]