18955128

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^2\times {\mathrm{1493}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 49570920

約数和(自身を除く): 30615792

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 529, 552, 1058, 1493, 1587, 2116, 2986, 3174, 4232, 4479, 5972, 6348, 8958, 11944, 12696, 17916, 34339, 35832, 68678, 103017, 137356, 206034, 274712, 412068, 789797, 824136, 1579594, 2369391, 3159188, 4738782, 6318376, 9477564, 18955128]

約数ペア:

[(1, 18955128), (2, 9477564), (3, 6318376), (4, 4738782), (6, 3159188), (8, 2369391), (12, 1579594), (23, 824136), (24, 789797), (46, 412068), (69, 274712), (92, 206034), (138, 137356), (184, 103017), (276, 68678), (529, 35832), (552, 34339), (1058, 17916), (1493, 12696), (1587, 11944), (2116, 8958), (2986, 6348), (3174, 5972), (4232, 4479)]