20430118

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{5351}}^1$

素因数の和:5459

約数の個数: 16

約数和(自身を含む): 32368896

約数和(自身を除く): 11938778

約数列:

[1, 2, 23, 46, 83, 166, 1909, 3818, 5351, 10702, 123073, 246146, 444133, 888266, 10215059, 20430118]

約数ペア:

[(1, 20430118), (2, 10215059), (23, 888266), (46, 444133), (83, 246146), (166, 123073), (1909, 10702), (3818, 5351)]