20316128

素因数分解:

$2^5\times 7^1\times {\mathrm{90697}}^1$

素因数の和:90714

約数の個数: 24

約数和(自身を含む): 45711792

約数和(自身を除く): 25395664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90697, 181394, 362788, 634879, 725576, 1269758, 1451152, 2539516, 2902304, 5079032, 10158064, 20316128]

約数ペア:

[(1, 20316128), (2, 10158064), (4, 5079032), (7, 2902304), (8, 2539516), (14, 1451152), (16, 1269758), (28, 725576), (32, 634879), (56, 362788), (112, 181394), (224, 90697)]