18898404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1433}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 50752128

約数和(自身を除く): 31853724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 157, 314, 471, 628, 942, 1099, 1433, 1884, 2198, 2866, 3297, 4299, 4396, 5732, 6594, 8598, 10031, 13188, 17196, 20062, 30093, 40124, 60186, 120372, 224981, 449962, 674943, 899924, 1349886, 1574867, 2699772, 3149734, 4724601, 6299468, 9449202, 18898404]

約数ペア:

[(1, 18898404), (2, 9449202), (3, 6299468), (4, 4724601), (6, 3149734), (7, 2699772), (12, 1574867), (14, 1349886), (21, 899924), (28, 674943), (42, 449962), (84, 224981), (157, 120372), (314, 60186), (471, 40124), (628, 30093), (942, 20062), (1099, 17196), (1433, 13188), (1884, 10031), (2198, 8598), (2866, 6594), (3297, 5732), (4299, 4396)]