17961385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2017}}^1$

素因数の和:2172

約数の個数: 16

約数和(自身を含む): 23392656

約数和(自身を除く): 5431271

約数列:

[1, 5, 13, 65, 137, 685, 1781, 2017, 8905, 10085, 26221, 131105, 276329, 1381645, 3592277, 17961385]

約数ペア:

[(1, 17961385), (5, 3592277), (13, 1381645), (65, 276329), (137, 131105), (685, 26221), (1781, 10085), (2017, 8905)]