20879833

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 23417856

約数和(自身を除く): 2538023

約数列:

[1, 13, 31, 197, 263, 403, 2561, 3419, 6107, 8153, 51811, 79391, 105989, 673543, 1606141, 20879833]

約数ペア:

[(1, 20879833), (13, 1606141), (31, 673543), (197, 105989), (263, 79391), (403, 51811), (2561, 8153), (3419, 6107)]