20486560887

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1549547}}^1$

素因数の和:1549679

約数の個数: 24

約数和(自身を含む): 32150021904

約数和(自身を除く): 11663461017

約数列:

[1, 3, 9, 13, 39, 113, 117, 339, 1017, 1469, 4407, 13221, 1549547, 4648641, 13945923, 20144111, 60432333, 175098811, 181296999, 525296433, 1575889299, 2276284543, 6828853629, 20486560887]

約数ペア:

[(1, 20486560887), (3, 6828853629), (9, 2276284543), (13, 1575889299), (39, 525296433), (113, 181296999), (117, 175098811), (339, 60432333), (1017, 20144111), (1469, 13945923), (4407, 4648641), (13221, 1549547)]