20121802563

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3994799}}^1$

素因数の和:3994898

約数の個数: 16

約数和(自身を含む): 28379059200

約数和(自身を除く): 8257256637

約数列:

[1, 3, 23, 69, 73, 219, 1679, 5037, 3994799, 11984397, 91880377, 275641131, 291620327, 874860981, 6707267521, 20121802563]

約数ペア:

[(1, 20121802563), (3, 6707267521), (23, 874860981), (69, 291620327), (73, 275641131), (219, 91880377), (1679, 11984397), (5037, 3994799)]