12778448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{25763}}^1$

素因数の和:25802

約数の個数: 20

約数和(自身を含む): 25557888

約数和(自身を除く): 12779440

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 25763, 51526, 103052, 206104, 412208, 798653, 1597306, 3194612, 6389224, 12778448]

約数ペア:

[(1, 12778448), (2, 6389224), (4, 3194612), (8, 1597306), (16, 798653), (31, 412208), (62, 206104), (124, 103052), (248, 51526), (496, 25763)]