20180488

素因数分解:

$2^3\times {\mathrm{1103}}^1\times {\mathrm{2287}}^1$

素因数の和:3396

約数の個数: 16

約数和(自身を含む): 37889280

約数和(自身を除く): 17708792

約数列:

[1, 2, 4, 8, 1103, 2206, 2287, 4412, 4574, 8824, 9148, 18296, 2522561, 5045122, 10090244, 20180488]

約数ペア:

[(1, 20180488), (2, 10090244), (4, 5045122), (8, 2522561), (1103, 18296), (2206, 9148), (2287, 8824), (4412, 4574)]