20173550

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{5527}}^1$

素因数の和:5612

約数の個数: 24

約数和(自身を含む): 38043696

約数和(自身を除く): 17870146

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 5527, 11054, 27635, 55270, 138175, 276350, 403471, 806942, 2017355, 4034710, 10086775, 20173550]

約数ペア:

[(1, 20173550), (2, 10086775), (5, 4034710), (10, 2017355), (25, 806942), (50, 403471), (73, 276350), (146, 138175), (365, 55270), (730, 27635), (1825, 11054), (3650, 5527)]