20012719105

素因数分解:

$5^1\times {\mathrm{223}}^1\times {\mathrm{1187}}^1\times {\mathrm{15121}}^1$

素因数の和:16536

約数の個数: 16

約数和(自身を含む): 24144873984

約数和(自身を除く): 4132154879

約数列:

[1, 5, 223, 1115, 1187, 5935, 15121, 75605, 264701, 1323505, 3371983, 16859915, 17948627, 89743135, 4002543821, 20012719105]

約数ペア:

[(1, 20012719105), (5, 4002543821), (223, 89743135), (1115, 17948627), (1187, 16859915), (5935, 3371983), (15121, 1323505), (75605, 264701)]