67840496

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{21523}}^1$

素因数の和:21728

約数の個数: 20

約数和(自身を含む): 132114312

約数和(自身を除く): 64273816

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 21523, 43046, 86092, 172184, 344368, 4240031, 8480062, 16960124, 33920248, 67840496]

約数ペア:

[(1, 67840496), (2, 33920248), (4, 16960124), (8, 8480062), (16, 4240031), (197, 344368), (394, 172184), (788, 86092), (1576, 43046), (3152, 21523)]