19962492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3517}}^1$

素因数の和:3578

約数の個数: 48

約数和(自身を含む): 52010112

約数和(自身を除く): 32047620

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 129, 132, 172, 258, 473, 516, 946, 1419, 1892, 2838, 3517, 5676, 7034, 10551, 14068, 21102, 38687, 42204, 77374, 116061, 151231, 154748, 232122, 302462, 453693, 464244, 604924, 907386, 1663541, 1814772, 3327082, 4990623, 6654164, 9981246, 19962492]

約数ペア:

[(1, 19962492), (2, 9981246), (3, 6654164), (4, 4990623), (6, 3327082), (11, 1814772), (12, 1663541), (22, 907386), (33, 604924), (43, 464244), (44, 453693), (66, 302462), (86, 232122), (129, 154748), (132, 151231), (172, 116061), (258, 77374), (473, 42204), (516, 38687), (946, 21102), (1419, 14068), (1892, 10551), (2838, 7034), (3517, 5676)]