20490559

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:602

約数の個数: 16

約数和(自身を含む): 22744800

約数和(自身を除く): 2254241

約数列:

[1, 17, 29, 89, 467, 493, 1513, 2581, 7939, 13543, 41563, 43877, 230231, 706571, 1205327, 20490559]

約数ペア:

[(1, 20490559), (17, 1205327), (29, 706571), (89, 230231), (467, 43877), (493, 41563), (1513, 13543), (2581, 7939)]