18843180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{617}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 52950240

約数和(自身を除く): 34107060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 509, 617, 1018, 1234, 1527, 1851, 2036, 2468, 2545, 3054, 3085, 3702, 5090, 6108, 6170, 7404, 7635, 9255, 10180, 12340, 15270, 18510, 30540, 37020, 314053, 628106, 942159, 1256212, 1570265, 1884318, 3140530, 3768636, 4710795, 6281060, 9421590, 18843180]

約数ペア:

[(1, 18843180), (2, 9421590), (3, 6281060), (4, 4710795), (5, 3768636), (6, 3140530), (10, 1884318), (12, 1570265), (15, 1256212), (20, 942159), (30, 628106), (60, 314053), (509, 37020), (617, 30540), (1018, 18510), (1234, 15270), (1527, 12340), (1851, 10180), (2036, 9255), (2468, 7635), (2545, 7404), (3054, 6170), (3085, 6108), (3702, 5090)]