20147124165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{266867}}^1$

素因数の和:267601

約数の個数: 32

約数和(自身を含む): 36891832320

約数和(自身を除く): 16744708155

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 719, 2157, 3595, 5033, 10785, 15099, 25165, 75495, 266867, 800601, 1334335, 1868069, 4003005, 5604207, 9340345, 28021035, 191877373, 575632119, 959386865, 1343141611, 2878160595, 4029424833, 6715708055, 20147124165]

約数ペア:

[(1, 20147124165), (3, 6715708055), (5, 4029424833), (7, 2878160595), (15, 1343141611), (21, 959386865), (35, 575632119), (105, 191877373), (719, 28021035), (2157, 9340345), (3595, 5604207), (5033, 4003005), (10785, 1868069), (15099, 1334335), (25165, 800601), (75495, 266867)]