39989822

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{2153}}^1$

素因数の和:2443

約数の個数: 16

約数和(自身を含む): 61880112

約数和(自身を除く): 21890290

約数列:

[1, 2, 37, 74, 251, 502, 2153, 4306, 9287, 18574, 79661, 159322, 540403, 1080806, 19994911, 39989822]

約数ペア:

[(1, 39989822), (2, 19994911), (37, 1080806), (74, 540403), (251, 159322), (502, 79661), (2153, 18574), (4306, 9287)]