20178032888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194019547}}^1$

素因数の和:194019566

約数の個数: 16

約数和(自身を含む): 40744105080

約数和(自身を除く): 20566072192

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194019547, 388039094, 776078188, 1552156376, 2522254111, 5044508222, 10089016444, 20178032888]

約数ペア:

[(1, 20178032888), (2, 10089016444), (4, 5044508222), (8, 2522254111), (13, 1552156376), (26, 776078188), (52, 388039094), (104, 194019547)]