18709856

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2311}}^1$

素因数の和:2355

約数の個数: 48

約数和(自身を含む): 41948928

約数和(自身を除く): 23239072

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 88, 92, 176, 184, 253, 352, 368, 506, 736, 1012, 2024, 2311, 4048, 4622, 8096, 9244, 18488, 25421, 36976, 50842, 53153, 73952, 101684, 106306, 203368, 212612, 406736, 425224, 584683, 813472, 850448, 1169366, 1700896, 2338732, 4677464, 9354928, 18709856]

約数ペア:

[(1, 18709856), (2, 9354928), (4, 4677464), (8, 2338732), (11, 1700896), (16, 1169366), (22, 850448), (23, 813472), (32, 584683), (44, 425224), (46, 406736), (88, 212612), (92, 203368), (176, 106306), (184, 101684), (253, 73952), (352, 53153), (368, 50842), (506, 36976), (736, 25421), (1012, 18488), (2024, 9244), (2311, 8096), (4048, 4622)]