11515316

素因数分解:

$2^2\times {\mathrm{139}}^2\times {\mathrm{149}}^1$

素因数の和:431

約数の個数: 18

約数和(自身を含む): 20434050

約数和(自身を除く): 8918734

約数列:

[1, 2, 4, 139, 149, 278, 298, 556, 596, 19321, 20711, 38642, 41422, 77284, 82844, 2878829, 5757658, 11515316]

約数ペア:

[(1, 11515316), (2, 5757658), (4, 2878829), (139, 82844), (149, 77284), (278, 41422), (298, 38642), (556, 20711), (596, 19321)]