19003552

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 40039272

約数和(自身を除く): 21035720

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 181, 193, 272, 362, 386, 544, 724, 772, 1448, 1544, 2896, 3077, 3088, 3281, 5792, 6154, 6176, 6562, 12308, 13124, 24616, 26248, 34933, 49232, 52496, 69866, 98464, 104992, 139732, 279464, 558928, 593861, 1117856, 1187722, 2375444, 4750888, 9501776, 19003552]

約数ペア:

[(1, 19003552), (2, 9501776), (4, 4750888), (8, 2375444), (16, 1187722), (17, 1117856), (32, 593861), (34, 558928), (68, 279464), (136, 139732), (181, 104992), (193, 98464), (272, 69866), (362, 52496), (386, 49232), (544, 34933), (724, 26248), (772, 24616), (1448, 13124), (1544, 12308), (2896, 6562), (3077, 6176), (3088, 6154), (3281, 5792)]