19790793

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4649}}^1$

素因数の和:4709

約数の個数: 24

約数和(自身を含む): 31917600

約数和(自身を除く): 12126807

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 4649, 13947, 41841, 51139, 153417, 199907, 460251, 599721, 1799163, 2198977, 6596931, 19790793]

約数ペア:

[(1, 19790793), (3, 6596931), (9, 2198977), (11, 1799163), (33, 599721), (43, 460251), (99, 199907), (129, 153417), (387, 51139), (473, 41841), (1419, 13947), (4257, 4649)]