15666196

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 34069504

約数和(自身を除く): 18403308

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 193, 223, 364, 386, 446, 772, 892, 1351, 1561, 2509, 2702, 2899, 3122, 5018, 5404, 5798, 6244, 10036, 11596, 17563, 20293, 35126, 40586, 43039, 70252, 81172, 86078, 172156, 301273, 559507, 602546, 1119014, 1205092, 2238028, 3916549, 7833098, 15666196]

約数ペア:

[(1, 15666196), (2, 7833098), (4, 3916549), (7, 2238028), (13, 1205092), (14, 1119014), (26, 602546), (28, 559507), (52, 301273), (91, 172156), (182, 86078), (193, 81172), (223, 70252), (364, 43039), (386, 40586), (446, 35126), (772, 20293), (892, 17563), (1351, 11596), (1561, 10036), (2509, 6244), (2702, 5798), (2899, 5404), (3122, 5018)]