20342231

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7211}}^1$

素因数の和:7262

約数の個数: 16

約数和(自身を含む): 25847808

約数和(自身を除く): 5505577

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 7211, 50477, 93743, 223541, 656201, 1564787, 2906033, 20342231]

約数ペア:

[(1, 20342231), (7, 2906033), (13, 1564787), (31, 656201), (91, 223541), (217, 93743), (403, 50477), (2821, 7211)]