20198321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1$

素因数の和:1192

約数の個数: 16

約数和(自身を含む): 23925888

約数和(自身を除く): 3727567

約数列:

[1, 11, 13, 137, 143, 1031, 1507, 1781, 11341, 13403, 19591, 141247, 147433, 1553717, 1836211, 20198321]

約数ペア:

[(1, 20198321), (11, 1836211), (13, 1553717), (137, 147433), (143, 141247), (1031, 19591), (1507, 13403), (1781, 11341)]