19966386

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{857}}^1$

素因数の和:1226

約数の個数: 32

約数和(自身を含む): 43737408

約数和(自身を除く): 23771022

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 353, 706, 857, 1059, 1714, 2118, 2571, 3883, 5142, 7766, 9427, 11649, 18854, 23298, 28281, 56562, 302521, 605042, 907563, 1815126, 3327731, 6655462, 9983193, 19966386]

約数ペア:

[(1, 19966386), (2, 9983193), (3, 6655462), (6, 3327731), (11, 1815126), (22, 907563), (33, 605042), (66, 302521), (353, 56562), (706, 28281), (857, 23298), (1059, 18854), (1714, 11649), (2118, 9427), (2571, 7766), (3883, 5142)]