20704419

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1033}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 31938192

約数和(自身を除く): 11233773

約数列:

[1, 3, 9, 17, 51, 131, 153, 393, 1033, 1179, 2227, 3099, 6681, 9297, 17561, 20043, 52683, 135323, 158049, 405969, 1217907, 2300491, 6901473, 20704419]

約数ペア:

[(1, 20704419), (3, 6901473), (9, 2300491), (17, 1217907), (51, 405969), (131, 158049), (153, 135323), (393, 52683), (1033, 20043), (1179, 17561), (2227, 9297), (3099, 6681)]