19713273

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 26797056

約数和(自身を除く): 7083783

約数列:

[1, 3, 103, 131, 309, 393, 487, 1461, 13493, 40479, 50161, 63797, 150483, 191391, 6571091, 19713273]

約数ペア:

[(1, 19713273), (3, 6571091), (103, 191391), (131, 150483), (309, 63797), (393, 50161), (487, 40479), (1461, 13493)]