20764552107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{306167}}^1$

素因数の和:306267

約数の個数: 32

約数和(自身を含む): 31273224192

約数和(自身を除く): 10508672085

約数列:

[1, 3, 13, 37, 39, 47, 111, 141, 481, 611, 1443, 1739, 1833, 5217, 22607, 67821, 306167, 918501, 3980171, 11328179, 11940513, 14389849, 33984537, 43169547, 147266327, 187068037, 441798981, 532424413, 561204111, 1597273239, 6921517369, 20764552107]

約数ペア:

[(1, 20764552107), (3, 6921517369), (13, 1597273239), (37, 561204111), (39, 532424413), (47, 441798981), (111, 187068037), (141, 147266327), (481, 43169547), (611, 33984537), (1443, 14389849), (1739, 11940513), (1833, 11328179), (5217, 3980171), (22607, 918501), (67821, 306167)]