20866497

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{17789}}^1$

素因数の和:17832

約数の個数: 16

約数和(自身を含む): 30741120

約数和(自身を除く): 9874623

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 17789, 53367, 302413, 409147, 907239, 1227441, 6955499, 20866497]

約数ペア:

[(1, 20866497), (3, 6955499), (17, 1227441), (23, 907239), (51, 409147), (69, 302413), (391, 53367), (1173, 17789)]