20120711

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{709}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 22663200

約数和(自身を除く): 2542489

約数列:

[1, 13, 37, 59, 481, 709, 767, 2183, 9217, 26233, 28379, 41831, 341029, 543803, 1547747, 20120711]

約数ペア:

[(1, 20120711), (13, 1547747), (37, 543803), (59, 341029), (481, 41831), (709, 28379), (767, 26233), (2183, 9217)]