20352241

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1768

約数の個数: 16

約数和(自身を含む): 25244800

約数和(自身を除く): 4892559

約数列:

[1, 7, 13, 91, 139, 973, 1609, 1807, 11263, 12649, 20917, 146419, 223651, 1565557, 2907463, 20352241]

約数ペア:

[(1, 20352241), (7, 2907463), (13, 1565557), (91, 223651), (139, 146419), (973, 20917), (1609, 12649), (1807, 11263)]