18959930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10139}}^1$

素因数の和:10174

約数の個数: 32

約数和(自身を含む): 39424320

約数和(自身を除く): 20464390

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 10139, 20278, 50695, 101390, 111529, 172363, 223058, 344726, 557645, 861815, 1115290, 1723630, 1895993, 3791986, 9479965, 18959930]

約数ペア:

[(1, 18959930), (2, 9479965), (5, 3791986), (10, 1895993), (11, 1723630), (17, 1115290), (22, 861815), (34, 557645), (55, 344726), (85, 223058), (110, 172363), (170, 111529), (187, 101390), (374, 50695), (935, 20278), (1870, 10139)]