18917244

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3347}}^1$

素因数の和:3514

約数の個数: 36

約数和(自身を含む): 48137544

約数和(自身を除く): 29220300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3347, 5652, 6694, 10041, 13388, 20082, 30123, 40164, 60246, 120492, 525479, 1050958, 1576437, 2101916, 3152874, 4729311, 6305748, 9458622, 18917244]

約数ペア:

[(1, 18917244), (2, 9458622), (3, 6305748), (4, 4729311), (6, 3152874), (9, 2101916), (12, 1576437), (18, 1050958), (36, 525479), (157, 120492), (314, 60246), (471, 40164), (628, 30123), (942, 20082), (1413, 13388), (1884, 10041), (2826, 6694), (3347, 5652)]