18900000012

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{36627907}}^1$

素因数の和:36627957

約数の個数: 24

約数和(自身を含む): 45125582656

約数和(自身を除く): 26225582644

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 36627907, 73255814, 109883721, 146511628, 219767442, 439534884, 1575000001, 3150000002, 4725000003, 6300000004, 9450000006, 18900000012]

約数ペア:

[(1, 18900000012), (2, 9450000006), (3, 6300000004), (4, 4725000003), (6, 3150000002), (12, 1575000001), (43, 439534884), (86, 219767442), (129, 146511628), (172, 109883721), (258, 73255814), (516, 36627907)]