20085751

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 23482368

約数和(自身を除く): 3396617

約数列:

[1, 7, 83, 181, 191, 581, 1267, 1337, 15023, 15853, 34571, 105161, 110971, 241997, 2869393, 20085751]

約数ペア:

[(1, 20085751), (7, 2869393), (83, 241997), (181, 110971), (191, 105161), (581, 34571), (1267, 15853), (1337, 15023)]