20420448911

素因数分解:

${\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1531}}^1\times {\mathrm{4649}}^1$

素因数の和:6350

約数の個数: 16

約数和(自身を含む): 21656352000

約数和(自身を除く): 1235903089

約数列:

[1, 19, 151, 1531, 2869, 4649, 29089, 88331, 231181, 701999, 4392439, 7117619, 13337981, 135234761, 1074760469, 20420448911]

約数ペア:

[(1, 20420448911), (19, 1074760469), (151, 135234761), (1531, 13337981), (2869, 7117619), (4649, 4392439), (29089, 701999), (88331, 231181)]