20486616

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5437}}^1$

素因数の和:5603

約数の個数: 32

約数和(自身を含む): 51552240

約数和(自身を除く): 31065624

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5437, 10874, 16311, 21748, 32622, 43496, 65244, 130488, 853609, 1707218, 2560827, 3414436, 5121654, 6828872, 10243308, 20486616]

約数ペア:

[(1, 20486616), (2, 10243308), (3, 6828872), (4, 5121654), (6, 3414436), (8, 2560827), (12, 1707218), (24, 853609), (157, 130488), (314, 65244), (471, 43496), (628, 32622), (942, 21748), (1256, 16311), (1884, 10874), (3768, 5437)]