19961723

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2687}}^1$

素因数の和:2746

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 3262597

約数列:

[1, 17, 19, 23, 323, 391, 437, 2687, 7429, 45679, 51053, 61801, 867901, 1050617, 1174219, 19961723]

約数ペア:

[(1, 19961723), (17, 1174219), (19, 1050617), (23, 867901), (323, 61801), (391, 51053), (437, 45679), (2687, 7429)]