20997048

素因数分解:

$2^3\times 3^1\times {\mathrm{197}}^1\times {\mathrm{4441}}^1$

素因数の和:4647

約数の個数: 32

約数和(自身を含む): 52770960

約数和(自身を除く): 31773912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 197, 394, 591, 788, 1182, 1576, 2364, 4441, 4728, 8882, 13323, 17764, 26646, 35528, 53292, 106584, 874877, 1749754, 2624631, 3499508, 5249262, 6999016, 10498524, 20997048]

約数ペア:

[(1, 20997048), (2, 10498524), (3, 6999016), (4, 5249262), (6, 3499508), (8, 2624631), (12, 1749754), (24, 874877), (197, 106584), (394, 53292), (591, 35528), (788, 26646), (1182, 17764), (1576, 13323), (2364, 8882), (4441, 4728)]