20750163

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{42961}}^1$

素因数の和:42994

約数の個数: 16

約数和(自身を含む): 32994816

約数和(自身を除く): 12244653

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 42961, 128883, 300727, 902181, 988103, 2964309, 6916721, 20750163]

約数ペア:

[(1, 20750163), (3, 6916721), (7, 2964309), (21, 988103), (23, 902181), (69, 300727), (161, 128883), (483, 42961)]