20163650948

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31310017}}^1$

素因数の和:31310051

約数の個数: 24

約数和(自身を含む): 42080664192

約数和(自身を除く): 21917013244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31310017, 62620034, 125240068, 219170119, 438340238, 720130391, 876680476, 1440260782, 2880521564, 5040912737, 10081825474, 20163650948]

約数ペア:

[(1, 20163650948), (2, 10081825474), (4, 5040912737), (7, 2880521564), (14, 1440260782), (23, 876680476), (28, 720130391), (46, 438340238), (92, 219170119), (161, 125240068), (322, 62620034), (644, 31310017)]