18895382

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 32175360

約数和(自身を除く): 13279978

約数列:

[1, 2, 11, 22, 37, 74, 139, 167, 278, 334, 407, 814, 1529, 1837, 3058, 3674, 5143, 6179, 10286, 12358, 23213, 46426, 56573, 67969, 113146, 135938, 255343, 510686, 858881, 1717762, 9447691, 18895382]

約数ペア:

[(1, 18895382), (2, 9447691), (11, 1717762), (22, 858881), (37, 510686), (74, 255343), (139, 135938), (167, 113146), (278, 67969), (334, 56573), (407, 46426), (814, 23213), (1529, 12358), (1837, 10286), (3058, 6179), (3674, 5143)]