20125909431

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{77509}}^1$

素因数の和:77740

約数の個数: 32

約数和(自身を含む): 30507936000

約数和(自身を除く): 10382026569

約数列:

[1, 3, 9, 27, 59, 163, 177, 489, 531, 1467, 1593, 4401, 9617, 28851, 77509, 86553, 232527, 259659, 697581, 2092743, 4573031, 12633967, 13719093, 37901901, 41157279, 113705703, 123471837, 341117109, 745404053, 2236212159, 6708636477, 20125909431]

約数ペア:

[(1, 20125909431), (3, 6708636477), (9, 2236212159), (27, 745404053), (59, 341117109), (163, 123471837), (177, 113705703), (489, 41157279), (531, 37901901), (1467, 13719093), (1593, 12633967), (4401, 4573031), (9617, 2092743), (28851, 697581), (77509, 259659), (86553, 232527)]