19668370416

素因数分解:

$2^4\times 3^1\times {\mathrm{409757717}}^1$

素因数の和:409757728

約数の個数: 20

約数和(自身を含む): 50809957032

約数和(自身を除く): 31141586616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409757717, 819515434, 1229273151, 1639030868, 2458546302, 3278061736, 4917092604, 6556123472, 9834185208, 19668370416]

約数ペア:

[(1, 19668370416), (2, 9834185208), (3, 6556123472), (4, 4917092604), (6, 3278061736), (8, 2458546302), (12, 1639030868), (16, 1229273151), (24, 819515434), (48, 409757717)]