20799543

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1782

約数の個数: 16

約数和(自身を含む): 28851200

約数和(自身を除く): 8051657

約数列:

[1, 3, 31, 93, 139, 417, 1609, 4309, 4827, 12927, 49879, 149637, 223651, 670953, 6933181, 20799543]

約数ペア:

[(1, 20799543), (3, 6933181), (31, 670953), (93, 223651), (139, 149637), (417, 49879), (1609, 12927), (4309, 4827)]