20469906

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{27737}}^1$

素因数の和:27786

約数の個数: 24

約数和(自身を含む): 45434844

約数和(自身を除く): 24964938

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 27737, 55474, 83211, 166422, 249633, 499266, 1137217, 2274434, 3411651, 6823302, 10234953, 20469906]

約数ペア:

[(1, 20469906), (2, 10234953), (3, 6823302), (6, 3411651), (9, 2274434), (18, 1137217), (41, 499266), (82, 249633), (123, 166422), (246, 83211), (369, 55474), (738, 27737)]