19900056

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1753}}^1$

素因数の和:1816

約数の個数: 64

約数和(自身を含む): 55566720

約数和(自身を除く): 35666664

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 43, 44, 66, 86, 88, 129, 132, 172, 258, 264, 344, 473, 516, 946, 1032, 1419, 1753, 1892, 2838, 3506, 3784, 5259, 5676, 7012, 10518, 11352, 14024, 19283, 21036, 38566, 42072, 57849, 75379, 77132, 115698, 150758, 154264, 226137, 231396, 301516, 452274, 462792, 603032, 829169, 904548, 1658338, 1809096, 2487507, 3316676, 4975014, 6633352, 9950028, 19900056]

約数ペア:

[(1, 19900056), (2, 9950028), (3, 6633352), (4, 4975014), (6, 3316676), (8, 2487507), (11, 1809096), (12, 1658338), (22, 904548), (24, 829169), (33, 603032), (43, 462792), (44, 452274), (66, 301516), (86, 231396), (88, 226137), (129, 154264), (132, 150758), (172, 115698), (258, 77132), (264, 75379), (344, 57849), (473, 42072), (516, 38566), (946, 21036), (1032, 19283), (1419, 14024), (1753, 11352), (1892, 10518), (2838, 7012), (3506, 5676), (3784, 5259)]