20097957

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21001}}^1$

素因数の和:21044

約数の個数: 16

約数和(自身を含む): 30242880

約数和(自身を除く): 10144923

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 21001, 63003, 231011, 609029, 693033, 1827087, 6699319, 20097957]

約数ペア:

[(1, 20097957), (3, 6699319), (11, 1827087), (29, 693033), (33, 609029), (87, 231011), (319, 63003), (957, 21001)]