18452874

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 43130880

約数和(自身を除く): 24678006

約数列:

[1, 2, 3, 6, 11, 22, 29, 31, 33, 58, 62, 66, 87, 93, 174, 186, 311, 319, 341, 622, 638, 682, 899, 933, 957, 1023, 1798, 1866, 1914, 2046, 2697, 3421, 5394, 6842, 9019, 9641, 9889, 10263, 18038, 19282, 19778, 20526, 27057, 28923, 29667, 54114, 57846, 59334, 99209, 106051, 198418, 212102, 279589, 297627, 318153, 559178, 595254, 636306, 838767, 1677534, 3075479, 6150958, 9226437, 18452874]

約数ペア:

[(1, 18452874), (2, 9226437), (3, 6150958), (6, 3075479), (11, 1677534), (22, 838767), (29, 636306), (31, 595254), (33, 559178), (58, 318153), (62, 297627), (66, 279589), (87, 212102), (93, 198418), (174, 106051), (186, 99209), (311, 59334), (319, 57846), (341, 54114), (622, 29667), (638, 28923), (682, 27057), (899, 20526), (933, 19778), (957, 19282), (1023, 18038), (1798, 10263), (1866, 9889), (1914, 9641), (2046, 9019), (2697, 6842), (3421, 5394)]