19000212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20563}}^1$

素因数の和:20588

約数の個数: 48

約数和(自身を含む): 55276032

約数和(自身を除く): 36275820

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 20563, 41126, 61689, 82252, 123378, 143941, 226193, 246756, 287882, 431823, 452386, 575764, 678579, 863646, 904772, 1357158, 1583351, 1727292, 2714316, 3166702, 4750053, 6333404, 9500106, 19000212]

約数ペア:

[(1, 19000212), (2, 9500106), (3, 6333404), (4, 4750053), (6, 3166702), (7, 2714316), (11, 1727292), (12, 1583351), (14, 1357158), (21, 904772), (22, 863646), (28, 678579), (33, 575764), (42, 452386), (44, 431823), (66, 287882), (77, 246756), (84, 226193), (132, 143941), (154, 123378), (231, 82252), (308, 61689), (462, 41126), (924, 20563)]