20005679318

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1921037}}^1$

素因数の和:1921207

約数の個数: 16

約数和(自身を含む): 30982500864

約数和(自身を除く): 10976821546

約数列:

[1, 2, 41, 82, 127, 254, 5207, 10414, 1921037, 3842074, 78762517, 157525034, 243971699, 487943398, 10002839659, 20005679318]

約数ペア:

[(1, 20005679318), (2, 10002839659), (41, 487943398), (82, 243971699), (127, 157525034), (254, 78762517), (5207, 3842074), (10414, 1921037)]