17993409

素因数分解:

$3^1\times 7^1\times {\mathrm{877}}^1\times {\mathrm{977}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 27477888

約数和(自身を除く): 9484479

約数列:

[1, 3, 7, 21, 877, 977, 2631, 2931, 6139, 6839, 18417, 20517, 856829, 2570487, 5997803, 17993409]

約数ペア:

[(1, 17993409), (3, 5997803), (7, 2570487), (21, 856829), (877, 20517), (977, 18417), (2631, 6839), (2931, 6139)]