20795650

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{5011}}^1$

素因数の和:5106

約数の個数: 24

約数和(自身を含む): 39153744

約数和(自身を除く): 18358094

約数列:

[1, 2, 5, 10, 25, 50, 83, 166, 415, 830, 2075, 4150, 5011, 10022, 25055, 50110, 125275, 250550, 415913, 831826, 2079565, 4159130, 10397825, 20795650]

約数ペア:

[(1, 20795650), (2, 10397825), (5, 4159130), (10, 2079565), (25, 831826), (50, 415913), (83, 250550), (166, 125275), (415, 50110), (830, 25055), (2075, 10022), (4150, 5011)]