18920608

素因数分解:

$2^5\times 7^1\times {\mathrm{84467}}^1$

素因数の和:84484

約数の個数: 24

約数和(自身を含む): 42571872

約数和(自身を除く): 23651264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 84467, 168934, 337868, 591269, 675736, 1182538, 1351472, 2365076, 2702944, 4730152, 9460304, 18920608]

約数ペア:

[(1, 18920608), (2, 9460304), (4, 4730152), (7, 2702944), (8, 2365076), (14, 1351472), (16, 1182538), (28, 675736), (32, 591269), (56, 337868), (112, 168934), (224, 84467)]