18840708

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4057}}^1$

素因数の和:4113

約数の個数: 48

約数和(自身を含む): 49994560

約数和(自身を除く): 31153852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4057, 4644, 8114, 12171, 16228, 24342, 36513, 48684, 73026, 109539, 146052, 174451, 219078, 348902, 438156, 523353, 697804, 1046706, 1570059, 2093412, 3140118, 4710177, 6280236, 9420354, 18840708]

約数ペア:

[(1, 18840708), (2, 9420354), (3, 6280236), (4, 4710177), (6, 3140118), (9, 2093412), (12, 1570059), (18, 1046706), (27, 697804), (36, 523353), (43, 438156), (54, 348902), (86, 219078), (108, 174451), (129, 146052), (172, 109539), (258, 73026), (387, 48684), (516, 36513), (774, 24342), (1161, 16228), (1548, 12171), (2322, 8114), (4057, 4644)]