22520992

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1$

素因数の和:1325

約数の個数: 48

約数和(自身を含む): 48898080

約数和(自身を除く): 26377088

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1259, 1376, 2236, 2518, 4472, 5036, 8944, 10072, 16367, 17888, 20144, 32734, 40288, 54137, 65468, 108274, 130936, 216548, 261872, 433096, 523744, 703781, 866192, 1407562, 1732384, 2815124, 5630248, 11260496, 22520992]

約数ペア:

[(1, 22520992), (2, 11260496), (4, 5630248), (8, 2815124), (13, 1732384), (16, 1407562), (26, 866192), (32, 703781), (43, 523744), (52, 433096), (86, 261872), (104, 216548), (172, 130936), (208, 108274), (344, 65468), (416, 54137), (559, 40288), (688, 32734), (1118, 20144), (1259, 17888), (1376, 16367), (2236, 10072), (2518, 8944), (4472, 5036)]