20430158

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12263}}^1$

素因数の和:12296

約数の個数: 24

約数和(自身を含む): 37748592

約数和(自身を除く): 17318434

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 12263, 24526, 85841, 171682, 208471, 416942, 600887, 1201774, 1459297, 2918594, 10215079, 20430158]

約数ペア:

[(1, 20430158), (2, 10215079), (7, 2918594), (14, 1459297), (17, 1201774), (34, 600887), (49, 416942), (98, 208471), (119, 171682), (238, 85841), (833, 24526), (1666, 12263)]