20191646097

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3111673}}^1$

素因数の和:3111789

約数の個数: 24

約数和(自身を含む): 33655865984

約数和(自身を除く): 13464219887

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 3111673, 9335019, 21781711, 28005057, 65345133, 196035399, 320502319, 961506957, 2243516233, 2884520871, 6730548699, 20191646097]

約数ペア:

[(1, 20191646097), (3, 6730548699), (7, 2884520871), (9, 2243516233), (21, 961506957), (63, 320502319), (103, 196035399), (309, 65345133), (721, 28005057), (927, 21781711), (2163, 9335019), (6489, 3111673)]