19346780

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4861}}^1$

素因数の和:5069

約数の個数: 24

約数和(自身を含む): 40840800

約数和(自身を除く): 21494020

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 4861, 9722, 19444, 24305, 48610, 97220, 967339, 1934678, 3869356, 4836695, 9673390, 19346780]

約数ペア:

[(1, 19346780), (2, 9673390), (4, 4836695), (5, 3869356), (10, 1934678), (20, 967339), (199, 97220), (398, 48610), (796, 24305), (995, 19444), (1990, 9722), (3980, 4861)]