12720227576

素因数分解:

$2^3\times 7^1\times {\mathrm{443}}^1\times {\mathrm{512747}}^1$

素因数の和:513203

約数の個数: 32

約数和(自身を含む): 27319213440

約数和(自身を除く): 14598985864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 443, 886, 1772, 3101, 3544, 6202, 12404, 24808, 512747, 1025494, 2050988, 3589229, 4101976, 7178458, 14356916, 28713832, 227146921, 454293842, 908587684, 1590028447, 1817175368, 3180056894, 6360113788, 12720227576]

約数ペア:

[(1, 12720227576), (2, 6360113788), (4, 3180056894), (7, 1817175368), (8, 1590028447), (14, 908587684), (28, 454293842), (56, 227146921), (443, 28713832), (886, 14356916), (1772, 7178458), (3101, 4101976), (3544, 3589229), (6202, 2050988), (12404, 1025494), (24808, 512747)]