20323816

素因数分解:

$2^3\times {\mathrm{557}}^1\times {\mathrm{4561}}^1$

素因数の和:5124

約数の個数: 16

約数和(自身を含む): 38183940

約数和(自身を除く): 17860124

約数列:

[1, 2, 4, 8, 557, 1114, 2228, 4456, 4561, 9122, 18244, 36488, 2540477, 5080954, 10161908, 20323816]

約数ペア:

[(1, 20323816), (2, 10161908), (4, 5080954), (8, 2540477), (557, 36488), (1114, 18244), (2228, 9122), (4456, 4561)]