19974809665

素因数分解:

$5^1\times {\mathrm{251}}^1\times {\mathrm{3851}}^1\times {\mathrm{4133}}^1$

素因数の和:8240

約数の個数: 16

約数和(自身を含む): 24077342016

約数和(自身を除く): 4102532351

約数列:

[1, 5, 251, 1255, 3851, 4133, 19255, 20665, 966601, 1037383, 4833005, 5186915, 15916183, 79580915, 3994961933, 19974809665]

約数ペア:

[(1, 19974809665), (5, 3994961933), (251, 79580915), (1255, 15916183), (3851, 5186915), (4133, 4833005), (19255, 1037383), (20665, 966601)]