20211863048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194344837}}^1$

素因数の和:194344856

約数の個数: 16

約数和(自身を含む): 40812415980

約数和(自身を除く): 20600552932

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194344837, 388689674, 777379348, 1554758696, 2526482881, 5052965762, 10105931524, 20211863048]

約数ペア:

[(1, 20211863048), (2, 10105931524), (4, 5052965762), (8, 2526482881), (13, 1554758696), (26, 777379348), (52, 388689674), (104, 194344837)]