19852352

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:355

約数の個数: 56

約数和(自身を含む): 43013376

約数和(自身を除く): 23161024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 208, 214, 223, 416, 428, 446, 832, 856, 892, 1391, 1712, 1784, 2782, 2899, 3424, 3568, 5564, 5798, 6848, 7136, 11128, 11596, 14272, 22256, 23192, 23861, 44512, 46384, 47722, 89024, 92768, 95444, 185536, 190888, 310193, 381776, 620386, 763552, 1240772, 1527104, 2481544, 4963088, 9926176, 19852352]

約数ペア:

[(1, 19852352), (2, 9926176), (4, 4963088), (8, 2481544), (13, 1527104), (16, 1240772), (26, 763552), (32, 620386), (52, 381776), (64, 310193), (104, 190888), (107, 185536), (208, 95444), (214, 92768), (223, 89024), (416, 47722), (428, 46384), (446, 44512), (832, 23861), (856, 23192), (892, 22256), (1391, 14272), (1712, 11596), (1784, 11128), (2782, 7136), (2899, 6848), (3424, 5798), (3568, 5564)]