20486533912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17351}}^1\times {\mathrm{11353}}^1$

素因数の和:28723

約数の個数: 32

約数和(自身を含む): 41373067680

約数和(自身を除く): 20886533768

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 11353, 17351, 22706, 34702, 45412, 69404, 90824, 138808, 147589, 225563, 295178, 451126, 590356, 902252, 1180712, 1804504, 196985903, 393971806, 787943612, 1575887224, 2560816739, 5121633478, 10243266956, 20486533912]

約数ペア:

[(1, 20486533912), (2, 10243266956), (4, 5121633478), (8, 2560816739), (13, 1575887224), (26, 787943612), (52, 393971806), (104, 196985903), (11353, 1804504), (17351, 1180712), (22706, 902252), (34702, 590356), (45412, 451126), (69404, 295178), (90824, 225563), (138808, 147589)]