18193042

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:742

約数の個数: 32

約数和(自身を含む): 32643072

約数和(自身を除く): 14450030

約数列:

[1, 2, 7, 14, 43, 47, 86, 94, 301, 329, 602, 643, 658, 1286, 2021, 4042, 4501, 9002, 14147, 27649, 28294, 30221, 55298, 60442, 193543, 211547, 387086, 423094, 1299503, 2599006, 9096521, 18193042]

約数ペア:

[(1, 18193042), (2, 9096521), (7, 2599006), (14, 1299503), (43, 423094), (47, 387086), (86, 211547), (94, 193543), (301, 60442), (329, 55298), (602, 30221), (643, 28294), (658, 27649), (1286, 14147), (2021, 9002), (4042, 4501)]