17923088

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 36009600

約数和(自身を除く): 18086512

約数列:

[1, 2, 4, 8, 16, 43, 86, 109, 172, 218, 239, 344, 436, 478, 688, 872, 956, 1744, 1912, 3824, 4687, 9374, 10277, 18748, 20554, 26051, 37496, 41108, 52102, 74992, 82216, 104204, 164432, 208408, 416816, 1120193, 2240386, 4480772, 8961544, 17923088]

約数ペア:

[(1, 17923088), (2, 8961544), (4, 4480772), (8, 2240386), (16, 1120193), (43, 416816), (86, 208408), (109, 164432), (172, 104204), (218, 82216), (239, 74992), (344, 52102), (436, 41108), (478, 37496), (688, 26051), (872, 20554), (956, 18748), (1744, 10277), (1912, 9374), (3824, 4687)]