19626656

素因数分解:

$2^5\times 7^2\times {\mathrm{12517}}^1$

素因数の和:12541

約数の個数: 36

約数和(自身を含む): 44952138

約数和(自身を除く): 25325482

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 12517, 25034, 50068, 87619, 100136, 175238, 200272, 350476, 400544, 613333, 700952, 1226666, 1401904, 2453332, 2803808, 4906664, 9813328, 19626656]

約数ペア:

[(1, 19626656), (2, 9813328), (4, 4906664), (7, 2803808), (8, 2453332), (14, 1401904), (16, 1226666), (28, 700952), (32, 613333), (49, 400544), (56, 350476), (98, 200272), (112, 175238), (196, 100136), (224, 87619), (392, 50068), (784, 25034), (1568, 12517)]