20432268

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 53813760

約数和(自身を除く): 33381492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 109, 123, 127, 164, 218, 246, 254, 327, 369, 381, 436, 492, 508, 654, 738, 762, 981, 1143, 1308, 1476, 1524, 1962, 2286, 3924, 4469, 4572, 5207, 8938, 10414, 13407, 13843, 15621, 17876, 20828, 26814, 27686, 31242, 40221, 41529, 46863, 53628, 55372, 62484, 80442, 83058, 93726, 124587, 160884, 166116, 187452, 249174, 498348, 567563, 1135126, 1702689, 2270252, 3405378, 5108067, 6810756, 10216134, 20432268]

約数ペア:

[(1, 20432268), (2, 10216134), (3, 6810756), (4, 5108067), (6, 3405378), (9, 2270252), (12, 1702689), (18, 1135126), (36, 567563), (41, 498348), (82, 249174), (109, 187452), (123, 166116), (127, 160884), (164, 124587), (218, 93726), (246, 83058), (254, 80442), (327, 62484), (369, 55372), (381, 53628), (436, 46863), (492, 41529), (508, 40221), (654, 31242), (738, 27686), (762, 26814), (981, 20828), (1143, 17876), (1308, 15621), (1476, 13843), (1524, 13407), (1962, 10414), (2286, 8938), (3924, 5207), (4469, 4572)]