20662288

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5791}}^1$

素因数の和:6022

約数の個数: 20

約数和(自身を含む): 40219648

約数和(自身を除く): 19557360

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5791, 11582, 23164, 46328, 92656, 1291393, 2582786, 5165572, 10331144, 20662288]

約数ペア:

[(1, 20662288), (2, 10331144), (4, 5165572), (8, 2582786), (16, 1291393), (223, 92656), (446, 46328), (892, 23164), (1784, 11582), (3568, 5791)]