20179178

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{1471}}^1$

素因数の和:1530

約数の個数: 16

約数和(自身を含む): 31971840

約数和(自身を除く): 11792662

約数列:

[1, 2, 19, 38, 361, 722, 1471, 2942, 6859, 13718, 27949, 55898, 531031, 1062062, 10089589, 20179178]

約数ペア:

[(1, 20179178), (2, 10089589), (19, 1062062), (38, 531031), (361, 55898), (722, 27949), (1471, 13718), (2942, 6859)]