20137690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118457}}^1$

素因数の和:118481

約数の個数: 16

約数和(自身を含む): 38380392

約数和(自身を除く): 18242702

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 118457, 236914, 592285, 1184570, 2013769, 4027538, 10068845, 20137690]

約数ペア:

[(1, 20137690), (2, 10068845), (5, 4027538), (10, 2013769), (17, 1184570), (34, 592285), (85, 236914), (170, 118457)]