19065085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2239}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 24837120

約数和(自身を除く): 5772035

約数列:

[1, 5, 13, 65, 131, 655, 1703, 2239, 8515, 11195, 29107, 145535, 293309, 1466545, 3813017, 19065085]

約数ペア:

[(1, 19065085), (5, 3813017), (13, 1466545), (65, 293309), (131, 145535), (655, 29107), (1703, 11195), (2239, 8515)]