18480816

素因数分解:

$2^4\times 3^2\times {\mathrm{128339}}^1$

素因数の和:128353

約数の個数: 30

約数和(自身を含む): 51721020

約数和(自身を除く): 33240204

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 128339, 256678, 385017, 513356, 770034, 1026712, 1155051, 1540068, 2053424, 2310102, 3080136, 4620204, 6160272, 9240408, 18480816]

約数ペア:

[(1, 18480816), (2, 9240408), (3, 6160272), (4, 4620204), (6, 3080136), (8, 2310102), (9, 2053424), (12, 1540068), (16, 1155051), (18, 1026712), (24, 770034), (36, 513356), (48, 385017), (72, 256678), (144, 128339)]