20219805

素因数分解:

$3^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{733}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 35152728

約数和(自身を除く): 14932923

約数列:

[1, 3, 5, 9, 15, 45, 613, 733, 1839, 2199, 3065, 3665, 5517, 6597, 9195, 10995, 27585, 32985, 449329, 1347987, 2246645, 4043961, 6739935, 20219805]

約数ペア:

[(1, 20219805), (3, 6739935), (5, 4043961), (9, 2246645), (15, 1347987), (45, 449329), (613, 32985), (733, 27585), (1839, 10995), (2199, 9195), (3065, 6597), (3665, 5517)]