20928458

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{1021}}^1$

素因数の和:1337

約数の個数: 16

約数和(自身を含む): 32389224

約数和(自身を除く): 11460766

約数列:

[1, 2, 37, 74, 277, 554, 1021, 2042, 10249, 20498, 37777, 75554, 282817, 565634, 10464229, 20928458]

約数ペア:

[(1, 20928458), (2, 10464229), (37, 565634), (74, 282817), (277, 75554), (554, 37777), (1021, 20498), (2042, 10249)]