201620705488

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{293053351}}^1$

素因数の和:293053402

約数の個数: 20

約数和(自身を含む): 399724772128

約数和(自身を除く): 198104066640

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 293053351, 586106702, 1172213404, 2344426808, 4688853616, 12601294093, 25202588186, 50405176372, 100810352744, 201620705488]

約数ペア:

[(1, 201620705488), (2, 100810352744), (4, 50405176372), (8, 25202588186), (16, 12601294093), (43, 4688853616), (86, 2344426808), (172, 1172213404), (344, 586106702), (688, 293053351)]