19961469

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1237}}^1$

素因数の和:1417

約数の個数: 24

約数和(自身を含む): 31672992

約数和(自身を除く): 11711523

約数列:

[1, 3, 9, 11, 33, 99, 163, 489, 1237, 1467, 1793, 3711, 5379, 11133, 13607, 16137, 40821, 122463, 201631, 604893, 1814679, 2217941, 6653823, 19961469]

約数ペア:

[(1, 19961469), (3, 6653823), (9, 2217941), (11, 1814679), (33, 604893), (99, 201631), (163, 122463), (489, 40821), (1237, 16137), (1467, 13607), (1793, 11133), (3711, 5379)]