20277774

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2179}}^1$

素因数の和:2245

約数の個数: 48

約数和(自身を含む): 48971520

約数和(自身を除く): 28693746

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 47, 66, 94, 99, 141, 198, 282, 423, 517, 846, 1034, 1551, 2179, 3102, 4358, 4653, 6537, 9306, 13074, 19611, 23969, 39222, 47938, 71907, 102413, 143814, 204826, 215721, 307239, 431442, 614478, 921717, 1126543, 1843434, 2253086, 3379629, 6759258, 10138887, 20277774]

約数ペア:

[(1, 20277774), (2, 10138887), (3, 6759258), (6, 3379629), (9, 2253086), (11, 1843434), (18, 1126543), (22, 921717), (33, 614478), (47, 431442), (66, 307239), (94, 215721), (99, 204826), (141, 143814), (198, 102413), (282, 71907), (423, 47938), (517, 39222), (846, 23969), (1034, 19611), (1551, 13074), (2179, 9306), (3102, 6537), (4358, 4653)]