20316856

素因数分解:

$2^3\times 7^1\times {\mathrm{362801}}^1$

素因数の和:362814

約数の個数: 16

約数和(自身を含む): 43536240

約数和(自身を除く): 23219384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 362801, 725602, 1451204, 2539607, 2902408, 5079214, 10158428, 20316856]

約数ペア:

[(1, 20316856), (2, 10158428), (4, 5079214), (7, 2902408), (8, 2539607), (14, 1451204), (28, 725602), (56, 362801)]