18533690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{977}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 38306304

約数和(自身を除く): 19772614

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271, 542, 977, 1355, 1897, 1954, 2710, 3794, 4885, 6839, 9485, 9770, 13678, 18970, 34195, 68390, 264767, 529534, 1323835, 1853369, 2647670, 3706738, 9266845, 18533690]

約数ペア:

[(1, 18533690), (2, 9266845), (5, 3706738), (7, 2647670), (10, 1853369), (14, 1323835), (35, 529534), (70, 264767), (271, 68390), (542, 34195), (977, 18970), (1355, 13678), (1897, 9770), (1954, 9485), (2710, 6839), (3794, 4885)]