18554185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2179}}^1$

素因数の和:2328

約数の個数: 16

約数和(自身を含む): 24171840

約数和(自身を除く): 5617655

約数列:

[1, 5, 13, 65, 131, 655, 1703, 2179, 8515, 10895, 28327, 141635, 285449, 1427245, 3710837, 18554185]

約数ペア:

[(1, 18554185), (5, 3710837), (13, 1427245), (65, 285449), (131, 141635), (655, 28327), (1703, 10895), (2179, 8515)]