20102572

素因数分解:

$2^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1039}}^1$

素因数の和:1741

約数の個数: 24

約数和(自身を含む): 40302080

約数和(自身を除く): 20199508

約数列:

[1, 2, 4, 7, 14, 28, 691, 1039, 1382, 2078, 2764, 4156, 4837, 7273, 9674, 14546, 19348, 29092, 717949, 1435898, 2871796, 5025643, 10051286, 20102572]

約数ペア:

[(1, 20102572), (2, 10051286), (4, 5025643), (7, 2871796), (14, 1435898), (28, 717949), (691, 29092), (1039, 19348), (1382, 14546), (2078, 9674), (2764, 7273), (4156, 4837)]