12400000048

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{10915493}}^1$

素因数の和:10915572

約数の個数: 20

約数和(自身を含む): 24363382608

約数和(自身を除く): 11963382560

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 10915493, 21830986, 43661972, 87323944, 174647888, 775000003, 1550000006, 3100000012, 6200000024, 12400000048]

約数ペア:

[(1, 12400000048), (2, 6200000024), (4, 3100000012), (8, 1550000006), (16, 775000003), (71, 174647888), (142, 87323944), (284, 43661972), (568, 21830986), (1136, 10915493)]