206918210

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{103979}}^1$

素因数の和:104185

約数の個数: 16

約数和(自身を含む): 374328000

約数和(自身を除く): 167409790

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 103979, 207958, 519895, 1039790, 20691821, 41383642, 103459105, 206918210]

約数ペア:

[(1, 206918210), (2, 103459105), (5, 41383642), (10, 20691821), (199, 1039790), (398, 519895), (995, 207958), (1990, 103979)]