20255576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6221}}^1$

素因数の和:6275

約数の個数: 32

約数和(自身を含む): 42558480

約数和(自身を除く): 22302904

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 6221, 12442, 24884, 49768, 68431, 136862, 230177, 273724, 460354, 547448, 920708, 1841416, 2531947, 5063894, 10127788, 20255576]

約数ペア:

[(1, 20255576), (2, 10127788), (4, 5063894), (8, 2531947), (11, 1841416), (22, 920708), (37, 547448), (44, 460354), (74, 273724), (88, 230177), (148, 136862), (296, 68431), (407, 49768), (814, 24884), (1628, 12442), (3256, 6221)]