20287956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{130051}}^1$

素因数の和:130071

約数の個数: 24

約数和(自身を含む): 50980384

約数和(自身を除く): 30692428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 130051, 260102, 390153, 520204, 780306, 1560612, 1690663, 3381326, 5071989, 6762652, 10143978, 20287956]

約数ペア:

[(1, 20287956), (2, 10143978), (3, 6762652), (4, 5071989), (6, 3381326), (12, 1690663), (13, 1560612), (26, 780306), (39, 520204), (52, 390153), (78, 260102), (156, 130051)]