20074779244

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{957949}}^1$

素因数の和:958010

約数の個数: 36

約数和(自身を含む): 39268286400

約数和(自身を除く): 19193507156

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 1612, 5239, 10478, 20956, 957949, 1915898, 3831796, 12453337, 24906674, 29696419, 49813348, 59392838, 118785676, 161893381, 323786762, 386053447, 647573524, 772106894, 1544213788, 5018694811, 10037389622, 20074779244]

約数ペア:

[(1, 20074779244), (2, 10037389622), (4, 5018694811), (13, 1544213788), (26, 772106894), (31, 647573524), (52, 386053447), (62, 323786762), (124, 161893381), (169, 118785676), (338, 59392838), (403, 49813348), (676, 29696419), (806, 24906674), (1612, 12453337), (5239, 3831796), (10478, 1915898), (20956, 957949)]