19539579

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 28607488

約数和(自身を除く): 9067909

約数列:

[1, 3, 17, 31, 51, 93, 289, 527, 727, 867, 1581, 2181, 8959, 12359, 22537, 26877, 37077, 67611, 210103, 383129, 630309, 1149387, 6513193, 19539579]

約数ペア:

[(1, 19539579), (3, 6513193), (17, 1149387), (31, 630309), (51, 383129), (93, 210103), (289, 67611), (527, 37077), (727, 26877), (867, 22537), (1581, 12359), (2181, 8959)]