18744160

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:815

約数の個数: 48

約数和(自身を含む): 44585856

約数和(自身を除く): 25841696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 607, 772, 965, 1214, 1544, 1930, 2428, 3035, 3088, 3860, 4856, 6070, 6176, 7720, 9712, 12140, 15440, 19424, 24280, 30880, 48560, 97120, 117151, 234302, 468604, 585755, 937208, 1171510, 1874416, 2343020, 3748832, 4686040, 9372080, 18744160]

約数ペア:

[(1, 18744160), (2, 9372080), (4, 4686040), (5, 3748832), (8, 2343020), (10, 1874416), (16, 1171510), (20, 937208), (32, 585755), (40, 468604), (80, 234302), (160, 117151), (193, 97120), (386, 48560), (607, 30880), (772, 24280), (965, 19424), (1214, 15440), (1544, 12140), (1930, 9712), (2428, 7720), (3035, 6176), (3088, 6070), (3860, 4856)]