20784933

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3011}}^1$

素因数の和:3089

約数の個数: 24

約数和(自身を含む): 32891040

約数和(自身を除く): 12106107

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 531, 767, 2301, 3011, 6903, 9033, 27099, 39143, 117429, 177649, 352287, 532947, 1598841, 2309437, 6928311, 20784933]

約数ペア:

[(1, 20784933), (3, 6928311), (9, 2309437), (13, 1598841), (39, 532947), (59, 352287), (117, 177649), (177, 117429), (531, 39143), (767, 27099), (2301, 9033), (3011, 6903)]