2019517820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1216577}}^1$

素因数の和:1216669

約数の個数: 24

約数和(自身を含む): 4292087184

約数和(自身を除く): 2272569364

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 1216577, 2433154, 4866308, 6082885, 12165770, 24331540, 100975891, 201951782, 403903564, 504879455, 1009758910, 2019517820]

約数ペア:

[(1, 2019517820), (2, 1009758910), (4, 504879455), (5, 403903564), (10, 201951782), (20, 100975891), (83, 24331540), (166, 12165770), (332, 6082885), (415, 4866308), (830, 2433154), (1660, 1216577)]