20170019492

素因数分解:

$2^2\times 7^1\times {\mathrm{720357839}}^1$

素因数の和:720357850

約数の個数: 12

約数和(自身を含む): 40340039040

約数和(自身を除く): 20170019548

約数列:

[1, 2, 4, 7, 14, 28, 720357839, 1440715678, 2881431356, 5042504873, 10085009746, 20170019492]

約数ペア:

[(1, 20170019492), (2, 10085009746), (4, 5042504873), (7, 2881431356), (14, 1440715678), (28, 720357839)]