19922349

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 27016704

約数和(自身を除く): 7094355

約数列:

[1, 3, 131, 163, 311, 393, 489, 933, 21353, 40741, 50693, 64059, 122223, 152079, 6640783, 19922349]

約数ペア:

[(1, 19922349), (3, 6640783), (131, 152079), (163, 122223), (311, 64059), (393, 50693), (489, 40741), (933, 21353)]