209997238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1021}}^1\times {\mathrm{9349}}^1$

素因数の和:10383

約数の個数: 16

約数和(自身を含む): 344005200

約数和(自身を除く): 134007962

約数列:

[1, 2, 11, 22, 1021, 2042, 9349, 11231, 18698, 22462, 102839, 205678, 9545329, 19090658, 104998619, 209997238]

約数ペア:

[(1, 209997238), (2, 104998619), (11, 19090658), (22, 9545329), (1021, 205678), (2042, 102839), (9349, 22462), (11231, 18698)]