20067724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3719}}^1$

素因数の和:3813

約数の個数: 24

約数和(自身を含む): 37497600

約数和(自身を除く): 17429876

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 3719, 5396, 7438, 14876, 70661, 141322, 264049, 282644, 528098, 1056196, 5016931, 10033862, 20067724]

約数ペア:

[(1, 20067724), (2, 10033862), (4, 5016931), (19, 1056196), (38, 528098), (71, 282644), (76, 264049), (142, 141322), (284, 70661), (1349, 14876), (2698, 7438), (3719, 5396)]