1039888

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:742

約数の個数: 20

約数和(自身を含む): 2037568

約数和(自身を除く): 997680

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 631, 824, 1262, 1648, 2524, 5048, 10096, 64993, 129986, 259972, 519944, 1039888]

約数ペア:

[(1, 1039888), (2, 519944), (4, 259972), (8, 129986), (16, 64993), (103, 10096), (206, 5048), (412, 2524), (631, 1648), (824, 1262)]