213189020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{969041}}^1$

素因数の和:969061

約数の個数: 24

約数和(自身を含む): 488397168

約数和(自身を除く): 275208148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 969041, 1938082, 3876164, 4845205, 9690410, 10659451, 19380820, 21318902, 42637804, 53297255, 106594510, 213189020]

約数ペア:

[(1, 213189020), (2, 106594510), (4, 53297255), (5, 42637804), (10, 21318902), (11, 19380820), (20, 10659451), (22, 9690410), (44, 4845205), (55, 3876164), (110, 1938082), (220, 969041)]