20173843390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1\times {\mathrm{111847}}^1$

素因数の和:112932

約数の個数: 32

約数和(自身を含む): 38485554624

約数和(自身を除く): 18311711234

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1061, 2122, 5305, 10610, 18037, 36074, 90185, 111847, 180370, 223694, 559235, 1118470, 1901399, 3802798, 9506995, 19013990, 118669667, 237339334, 593348335, 1186696670, 2017384339, 4034768678, 10086921695, 20173843390]

約数ペア:

[(1, 20173843390), (2, 10086921695), (5, 4034768678), (10, 2017384339), (17, 1186696670), (34, 593348335), (85, 237339334), (170, 118669667), (1061, 19013990), (2122, 9506995), (5305, 3802798), (10610, 1901399), (18037, 1118470), (36074, 559235), (90185, 223694), (111847, 180370)]