20536510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1129}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 39540960

約数和(自身を除く): 19004450

約数列:

[1, 2, 5, 10, 17, 34, 85, 107, 170, 214, 535, 1070, 1129, 1819, 2258, 3638, 5645, 9095, 11290, 18190, 19193, 38386, 95965, 120803, 191930, 241606, 604015, 1208030, 2053651, 4107302, 10268255, 20536510]

約数ペア:

[(1, 20536510), (2, 10268255), (5, 4107302), (10, 2053651), (17, 1208030), (34, 604015), (85, 241606), (107, 191930), (170, 120803), (214, 95965), (535, 38386), (1070, 19193), (1129, 18190), (1819, 11290), (2258, 9095), (3638, 5645)]