20869827

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{2351}}^1$

素因数の和:2634

約数の個数: 16

約数和(自身を含む): 30481920

約数和(自身を除く): 9612093

約数列:

[1, 3, 11, 33, 269, 807, 2351, 2959, 7053, 8877, 25861, 77583, 632419, 1897257, 6956609, 20869827]

約数ペア:

[(1, 20869827), (3, 6956609), (11, 1897257), (33, 632419), (269, 77583), (807, 25861), (2351, 8877), (2959, 7053)]