20831261

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 23925888

約数和(自身を除く): 3094627

約数列:

[1, 11, 23, 137, 253, 601, 1507, 3151, 6611, 13823, 34661, 82337, 152053, 905707, 1893751, 20831261]

約数ペア:

[(1, 20831261), (11, 1893751), (23, 905707), (137, 152053), (253, 82337), (601, 34661), (1507, 13823), (3151, 6611)]