20437623

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{12409}}^1$

素因数の和:12479

約数の個数: 16

約数和(自身を含む): 30776800

約数和(自身を除く): 10339177

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 12409, 37227, 111681, 335043, 756949, 2270847, 6812541, 20437623]

約数ペア:

[(1, 20437623), (3, 6812541), (9, 2270847), (27, 756949), (61, 335043), (183, 111681), (549, 37227), (1647, 12409)]