20364657

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{953}}^1$

素因数の和:1392

約数の個数: 16

約数和(自身を含む): 28848960

約数和(自身を除く): 8484303

約数列:

[1, 3, 17, 51, 419, 953, 1257, 2859, 7123, 16201, 21369, 48603, 399307, 1197921, 6788219, 20364657]

約数ペア:

[(1, 20364657), (3, 6788219), (17, 1197921), (51, 399307), (419, 48603), (953, 21369), (1257, 16201), (2859, 7123)]