20143081

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1481}}^1$

素因数の和:1584

約数の個数: 16

約数和(自身を含む): 24186240

約数和(自身を除く): 4043159

約数列:

[1, 7, 29, 67, 203, 469, 1481, 1943, 10367, 13601, 42949, 99227, 300643, 694589, 2877583, 20143081]

約数ペア:

[(1, 20143081), (7, 2877583), (29, 694589), (67, 300643), (203, 99227), (469, 42949), (1481, 13601), (1943, 10367)]