20618824

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151609}}^1$

素因数の和:151632

約数の個数: 16

約数和(自身を含む): 40934700

約数和(自身を除く): 20315876

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151609, 303218, 606436, 1212872, 2577353, 5154706, 10309412, 20618824]

約数ペア:

[(1, 20618824), (2, 10309412), (4, 5154706), (8, 2577353), (17, 1212872), (34, 606436), (68, 303218), (136, 151609)]