19692485

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1571}}^1$

素因数の和:1708

約数の個数: 16

約数和(自身を含む): 24900480

約数和(自身を除く): 5207995

約数列:

[1, 5, 23, 109, 115, 545, 1571, 2507, 7855, 12535, 36133, 171239, 180665, 856195, 3938497, 19692485]

約数ペア:

[(1, 19692485), (5, 3938497), (23, 856195), (109, 180665), (115, 171239), (545, 36133), (1571, 12535), (2507, 7855)]