20161491777

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13914073}}^1$

素因数の和:13914109

約数の個数: 24

約数和(自身を含む): 34729528704

約数和(自身を除く): 14568036927

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13914073, 41742219, 97398511, 125226657, 292195533, 320023679, 876586599, 960071037, 2240165753, 2880213111, 6720497259, 20161491777]

約数ペア:

[(1, 20161491777), (3, 6720497259), (7, 2880213111), (9, 2240165753), (21, 960071037), (23, 876586599), (63, 320023679), (69, 292195533), (161, 125226657), (207, 97398511), (483, 41742219), (1449, 13914073)]