18842488

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7159}}^1$

素因数の和:7219

約数の個数: 32

約数和(自身を含む): 41241600

約数和(自身を除く): 22399112

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 7159, 14318, 28636, 50113, 57272, 100226, 200452, 336473, 400904, 672946, 1345892, 2355311, 2691784, 4710622, 9421244, 18842488]

約数ペア:

[(1, 18842488), (2, 9421244), (4, 4710622), (7, 2691784), (8, 2355311), (14, 1345892), (28, 672946), (47, 400904), (56, 336473), (94, 200452), (188, 100226), (329, 57272), (376, 50113), (658, 28636), (1316, 14318), (2632, 7159)]