20641893

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{10939}}^1$

素因数の和:10996

約数の個数: 16

約数和(自身を含む): 29931840

約数和(自身を除く): 9289947

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 10939, 32817, 185963, 404743, 557889, 1214229, 6880631, 20641893]

約数ペア:

[(1, 20641893), (3, 6880631), (17, 1214229), (37, 557889), (51, 404743), (111, 185963), (629, 32817), (1887, 10939)]