20911033

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{419}}^1$

素因数の和:792

約数の個数: 16

約数和(自身を含む): 24696000

約数和(自身を除く): 3784967

約数列:

[1, 11, 13, 143, 349, 419, 3839, 4537, 4609, 5447, 49907, 59917, 146231, 1608541, 1901003, 20911033]

約数ペア:

[(1, 20911033), (11, 1901003), (13, 1608541), (143, 146231), (349, 59917), (419, 49907), (3839, 5447), (4537, 4609)]