20163440165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{50131}}^1$

素因数の和:50321

約数の個数: 32

約数和(自身を含む): 27027965952

約数和(自身を除く): 6864525787

約数列:

[1, 5, 11, 55, 71, 103, 355, 515, 781, 1133, 3905, 5665, 7313, 36565, 50131, 80443, 250655, 402215, 551441, 2757205, 3559301, 5163493, 17796505, 25817465, 39152311, 56798423, 195761555, 283992115, 366608003, 1833040015, 4032688033, 20163440165]

約数ペア:

[(1, 20163440165), (5, 4032688033), (11, 1833040015), (55, 366608003), (71, 283992115), (103, 195761555), (355, 56798423), (515, 39152311), (781, 25817465), (1133, 17796505), (3905, 5163493), (5665, 3559301), (7313, 2757205), (36565, 551441), (50131, 402215), (80443, 250655)]