18484580

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1123}}^1$

素因数の和:1955

約数の個数: 24

約数和(自身を含む): 38899392

約数和(自身を除く): 20414812

約数列:

[1, 2, 4, 5, 10, 20, 823, 1123, 1646, 2246, 3292, 4115, 4492, 5615, 8230, 11230, 16460, 22460, 924229, 1848458, 3696916, 4621145, 9242290, 18484580]

約数ペア:

[(1, 18484580), (2, 9242290), (4, 4621145), (5, 3696916), (10, 1848458), (20, 924229), (823, 22460), (1123, 16460), (1646, 11230), (2246, 8230), (3292, 5615), (4115, 4492)]