12220428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2214

約数の個数: 48

約数和(自身を含む): 31844736

約数和(自身を除く): 19624308

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, 2153, 2838, 4306, 5676, 6459, 8612, 12918, 23683, 25836, 47366, 71049, 92579, 94732, 142098, 185158, 277737, 284196, 370316, 555474, 1018369, 1110948, 2036738, 3055107, 4073476, 6110214, 12220428]

約数ペア:

[(1, 12220428), (2, 6110214), (3, 4073476), (4, 3055107), (6, 2036738), (11, 1110948), (12, 1018369), (22, 555474), (33, 370316), (43, 284196), (44, 277737), (66, 185158), (86, 142098), (129, 94732), (132, 92579), (172, 71049), (258, 47366), (473, 25836), (516, 23683), (946, 12918), (1419, 8612), (1892, 6459), (2153, 5676), (2838, 4306)]