20455146

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{9239}}^1$

素因数の和:9291

約数の個数: 32

約数和(自身を含む): 46569600

約数和(自身を除く): 26114454

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 9239, 18478, 27717, 55434, 83151, 166302, 249453, 378799, 498906, 757598, 1136397, 2272794, 3409191, 6818382, 10227573, 20455146]

約数ペア:

[(1, 20455146), (2, 10227573), (3, 6818382), (6, 3409191), (9, 2272794), (18, 1136397), (27, 757598), (41, 498906), (54, 378799), (82, 249453), (123, 166302), (246, 83151), (369, 55434), (738, 27717), (1107, 18478), (2214, 9239)]