18187316

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4673}}^1$

素因数の和:4823

約数の個数: 24

約数和(自身を含む): 36644160

約数和(自身を除く): 18456844

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 4673, 9346, 18692, 32711, 65422, 130844, 649547, 1299094, 2598188, 4546829, 9093658, 18187316]

約数ペア:

[(1, 18187316), (2, 9093658), (4, 4546829), (7, 2598188), (14, 1299094), (28, 649547), (139, 130844), (278, 65422), (556, 32711), (973, 18692), (1946, 9346), (3892, 4673)]