19659752

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 45256320

約数和(自身を除く): 25596568

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 107, 119, 136, 193, 214, 238, 386, 428, 476, 749, 772, 856, 952, 1351, 1498, 1544, 1819, 2702, 2996, 3281, 3638, 5404, 5992, 6562, 7276, 10808, 12733, 13124, 14552, 20651, 22967, 25466, 26248, 41302, 45934, 50932, 82604, 91868, 101864, 144557, 165208, 183736, 289114, 351067, 578228, 702134, 1156456, 1404268, 2457469, 2808536, 4914938, 9829876, 19659752]

約数ペア:

[(1, 19659752), (2, 9829876), (4, 4914938), (7, 2808536), (8, 2457469), (14, 1404268), (17, 1156456), (28, 702134), (34, 578228), (56, 351067), (68, 289114), (107, 183736), (119, 165208), (136, 144557), (193, 101864), (214, 91868), (238, 82604), (386, 50932), (428, 45934), (476, 41302), (749, 26248), (772, 25466), (856, 22967), (952, 20651), (1351, 14552), (1498, 13124), (1544, 12733), (1819, 10808), (2702, 7276), (2996, 6562), (3281, 5992), (3638, 5404)]