20145880131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16663259}}^1$

素因数の和:16663306

約数の個数: 16

約数和(自身を含む): 29860561920

約数和(自身を除く): 9714681789

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 16663259, 49989777, 216622367, 516561029, 649867101, 1549683087, 6715293377, 20145880131]

約数ペア:

[(1, 20145880131), (3, 6715293377), (13, 1549683087), (31, 649867101), (39, 516561029), (93, 216622367), (403, 49989777), (1209, 16663259)]