20079143

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{677}}^1$

素因数の和:926

約数の個数: 16

約数和(自身を含む): 24299520

約数和(自身を除く): 4220377

約数列:

[1, 7, 19, 133, 223, 677, 1561, 4237, 4739, 12863, 29659, 90041, 150971, 1056797, 2868449, 20079143]

約数ペア:

[(1, 20079143), (7, 2868449), (19, 1056797), (133, 150971), (223, 90041), (677, 29659), (1561, 12863), (4237, 4739)]