20747599

素因数分解:

${\mathrm{17}}^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 16

約数和(自身を含む): 22800960

約数和(自身を除く): 2053361

約数列:

[1, 17, 41, 103, 289, 697, 1751, 4223, 4913, 11849, 29767, 71791, 201433, 506039, 1220447, 20747599]

約数ペア:

[(1, 20747599), (17, 1220447), (41, 506039), (103, 201433), (289, 71791), (697, 29767), (1751, 11849), (4223, 4913)]