20263087

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 22684480

約数和(自身を除く): 2421393

約数列:

[1, 13, 37, 103, 409, 481, 1339, 3811, 5317, 15133, 42127, 49543, 196729, 547651, 1558699, 20263087]

約数ペア:

[(1, 20263087), (13, 1558699), (37, 547651), (103, 196729), (409, 49543), (481, 42127), (1339, 15133), (3811, 5317)]