20853335

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:658

約数の個数: 16

約数和(自身を含む): 25613280

約数和(自身を除く): 4759945

約数列:

[1, 5, 83, 109, 415, 461, 545, 2305, 9047, 38263, 45235, 50249, 191315, 251245, 4170667, 20853335]

約数ペア:

[(1, 20853335), (5, 4170667), (83, 251245), (109, 191315), (415, 50249), (461, 45235), (545, 38263), (2305, 9047)]