206183908

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{17491}}^1$

素因数の和:17923

約数の個数: 24

約数和(自身を含む): 413370944

約数和(自身を除く): 207187036

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 11788, 17491, 34982, 69964, 122437, 244874, 489748, 7363711, 14727422, 29454844, 51545977, 103091954, 206183908]

約数ペア:

[(1, 206183908), (2, 103091954), (4, 51545977), (7, 29454844), (14, 14727422), (28, 7363711), (421, 489748), (842, 244874), (1684, 122437), (2947, 69964), (5894, 34982), (11788, 17491)]