18679716

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1161

約数の個数: 72

約数和(自身を含む): 52756704

約数和(自身を除く): 34076988

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1097, 1419, 1548, 1892, 2194, 2838, 3291, 4257, 4388, 5676, 6582, 8514, 9873, 12067, 13164, 17028, 19746, 24134, 36201, 39492, 47171, 48268, 72402, 94342, 108603, 141513, 144804, 188684, 217206, 283026, 424539, 434412, 518881, 566052, 849078, 1037762, 1556643, 1698156, 2075524, 3113286, 4669929, 6226572, 9339858, 18679716]

約数ペア:

[(1, 18679716), (2, 9339858), (3, 6226572), (4, 4669929), (6, 3113286), (9, 2075524), (11, 1698156), (12, 1556643), (18, 1037762), (22, 849078), (33, 566052), (36, 518881), (43, 434412), (44, 424539), (66, 283026), (86, 217206), (99, 188684), (129, 144804), (132, 141513), (172, 108603), (198, 94342), (258, 72402), (387, 48268), (396, 47171), (473, 39492), (516, 36201), (774, 24134), (946, 19746), (1097, 17028), (1419, 13164), (1548, 12067), (1892, 9873), (2194, 8514), (2838, 6582), (3291, 5676), (4257, 4388)]