20364392

素因数分解:

$2^3\times {\mathrm{487}}^1\times {\mathrm{5227}}^1$

素因数の和:5720

約数の個数: 16

約数和(自身を含む): 38268960

約数和(自身を除く): 17904568

約数列:

[1, 2, 4, 8, 487, 974, 1948, 3896, 5227, 10454, 20908, 41816, 2545549, 5091098, 10182196, 20364392]

約数ペア:

[(1, 20364392), (2, 10182196), (4, 5091098), (8, 2545549), (487, 41816), (974, 20908), (1948, 10454), (3896, 5227)]