2105489984

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{148861}}^1$

素因数の和:148903

約数の個数: 56

約数和(自身を含む): 4764179448

約数和(自身を除く): 2658689464

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1768, 3536, 7072, 14144, 148861, 297722, 595444, 1190888, 1935193, 2381776, 2530637, 3870386, 4763552, 5061274, 7740772, 9527104, 10122548, 15481544, 20245096, 30963088, 32898281, 40490192, 61926176, 65796562, 80980384, 123852352, 131593124, 161960768, 263186248, 526372496, 1052744992, 2105489984]

約数ペア:

[(1, 2105489984), (2, 1052744992), (4, 526372496), (8, 263186248), (13, 161960768), (16, 131593124), (17, 123852352), (26, 80980384), (32, 65796562), (34, 61926176), (52, 40490192), (64, 32898281), (68, 30963088), (104, 20245096), (136, 15481544), (208, 10122548), (221, 9527104), (272, 7740772), (416, 5061274), (442, 4763552), (544, 3870386), (832, 2530637), (884, 2381776), (1088, 1935193), (1768, 1190888), (3536, 595444), (7072, 297722), (14144, 148861)]