164987716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{10909}}^1$

素因数の和:11131

約数の個数: 24

約数和(自身を含む): 305480000

約数和(自身を除く): 140492284

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 3781, 7562, 10909, 15124, 21818, 43636, 207271, 414542, 829084, 2170891, 4341782, 8683564, 41246929, 82493858, 164987716]

約数ペア:

[(1, 164987716), (2, 82493858), (4, 41246929), (19, 8683564), (38, 4341782), (76, 2170891), (199, 829084), (398, 414542), (796, 207271), (3781, 43636), (7562, 21818), (10909, 15124)]