2201941390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20017649}}^1$

素因数の和:20017667

約数の個数: 16

約数和(自身を含む): 4323812400

約数和(自身を除く): 2121871010

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 20017649, 40035298, 100088245, 200176490, 220194139, 440388278, 1100970695, 2201941390]

約数ペア:

[(1, 2201941390), (2, 1100970695), (5, 440388278), (10, 220194139), (11, 200176490), (22, 100088245), (55, 40035298), (110, 20017649)]