20859564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4271}}^1$

素因数の和:4326

約数の個数: 48

約数和(自身を含む): 54544896

約数和(自身を除く): 33685332

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 132, 148, 222, 407, 444, 814, 1221, 1628, 2442, 4271, 4884, 8542, 12813, 17084, 25626, 46981, 51252, 93962, 140943, 158027, 187924, 281886, 316054, 474081, 563772, 632108, 948162, 1738297, 1896324, 3476594, 5214891, 6953188, 10429782, 20859564]

約数ペア:

[(1, 20859564), (2, 10429782), (3, 6953188), (4, 5214891), (6, 3476594), (11, 1896324), (12, 1738297), (22, 948162), (33, 632108), (37, 563772), (44, 474081), (66, 316054), (74, 281886), (111, 187924), (132, 158027), (148, 140943), (222, 93962), (407, 51252), (444, 46981), (814, 25626), (1221, 17084), (1628, 12813), (2442, 8542), (4271, 4884)]