18437818

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4003}}^1$

素因数の和:4066

約数の個数: 24

約数和(自身を含む): 32864832

約数和(自身を除く): 14427014

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 658, 2303, 4003, 4606, 8006, 28021, 56042, 188141, 196147, 376282, 392294, 1316987, 2633974, 9218909, 18437818]

約数ペア:

[(1, 18437818), (2, 9218909), (7, 2633974), (14, 1316987), (47, 392294), (49, 376282), (94, 196147), (98, 188141), (329, 56042), (658, 28021), (2303, 8006), (4003, 4606)]