20576598

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{709}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 47166720

約数和(自身を除く): 26590122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 691, 709, 1382, 1418, 2073, 2127, 4146, 4254, 4837, 4963, 9674, 9926, 14511, 14889, 29022, 29778, 489919, 979838, 1469757, 2939514, 3429433, 6858866, 10288299, 20576598]

約数ペア:

[(1, 20576598), (2, 10288299), (3, 6858866), (6, 3429433), (7, 2939514), (14, 1469757), (21, 979838), (42, 489919), (691, 29778), (709, 29022), (1382, 14889), (1418, 14511), (2073, 9926), (2127, 9674), (4146, 4963), (4254, 4837)]