20186312

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1451}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 39726720

約数和(自身を除く): 19540408

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 148, 188, 296, 376, 1451, 1739, 2902, 3478, 5804, 6956, 11608, 13912, 53687, 68197, 107374, 136394, 214748, 272788, 429496, 545576, 2523289, 5046578, 10093156, 20186312]

約数ペア:

[(1, 20186312), (2, 10093156), (4, 5046578), (8, 2523289), (37, 545576), (47, 429496), (74, 272788), (94, 214748), (148, 136394), (188, 107374), (296, 68197), (376, 53687), (1451, 13912), (1739, 11608), (2902, 6956), (3478, 5804)]