20028398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{9281}}^1$

素因数の和:9379

約数の個数: 16

約数和(自身を含む): 32746896

約数和(自身を除く): 12718498

約数列:

[1, 2, 13, 26, 83, 166, 1079, 2158, 9281, 18562, 120653, 241306, 770323, 1540646, 10014199, 20028398]

約数ペア:

[(1, 20028398), (2, 10014199), (13, 1540646), (26, 770323), (83, 241306), (166, 120653), (1079, 18562), (2158, 9281)]