20199562084

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29881009}}^1$

素因数の和:29881039

約数の個数: 18

約数和(自身を含む): 38277573810

約数和(自身を除く): 18078011726

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29881009, 59762018, 119524036, 388453117, 776906234, 1553812468, 5049890521, 10099781042, 20199562084]

約数ペア:

[(1, 20199562084), (2, 10099781042), (4, 5049890521), (13, 1553812468), (26, 776906234), (52, 388453117), (169, 119524036), (338, 59762018), (676, 29881009)]