20161931044

素因数分解:

$2^2\times {\mathrm{20129}}^1\times {\mathrm{250409}}^1$

素因数の和:270542

約数の個数: 12

約数和(自身を含む): 35285273100

約数和(自身を除く): 15123342056

約数列:

[1, 2, 4, 20129, 40258, 80516, 250409, 500818, 1001636, 5040482761, 10080965522, 20161931044]

約数ペア:

[(1, 20161931044), (2, 10080965522), (4, 5040482761), (20129, 1001636), (40258, 500818), (80516, 250409)]