17994539

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 19783680

約数和(自身を除く): 1789141

約数列:

[1, 19, 31, 137, 223, 589, 2603, 4237, 4247, 6913, 30551, 80693, 131347, 580469, 947081, 17994539]

約数ペア:

[(1, 17994539), (19, 947081), (31, 580469), (137, 131347), (223, 80693), (589, 30551), (2603, 6913), (4237, 4247)]