20013621

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 27156480

約数和(自身を除く): 7142859

約数列:

[1, 3, 103, 239, 271, 309, 717, 813, 24617, 27913, 64769, 73851, 83739, 194307, 6671207, 20013621]

約数ペア:

[(1, 20013621), (3, 6671207), (103, 194307), (239, 83739), (271, 73851), (309, 64769), (717, 27913), (813, 24617)]