20490168

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{50221}}^1$

素因数の和:50247

約数の個数: 32

約数和(自身を含む): 54239760

約数和(自身を除く): 33749592

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 50221, 100442, 150663, 200884, 301326, 401768, 602652, 853757, 1205304, 1707514, 2561271, 3415028, 5122542, 6830056, 10245084, 20490168]

約数ペア:

[(1, 20490168), (2, 10245084), (3, 6830056), (4, 5122542), (6, 3415028), (8, 2561271), (12, 1707514), (17, 1205304), (24, 853757), (34, 602652), (51, 401768), (68, 301326), (102, 200884), (136, 150663), (204, 100442), (408, 50221)]