15666894256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{75321607}}^1$

素因数の和:75321628

約数の個数: 20

約数和(自身を含む): 32689577872

約数和(自身を除く): 17022683616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 75321607, 150643214, 301286428, 602572856, 979180891, 1205145712, 1958361782, 3916723564, 7833447128, 15666894256]

約数ペア:

[(1, 15666894256), (2, 7833447128), (4, 3916723564), (8, 1958361782), (13, 1205145712), (16, 979180891), (26, 602572856), (52, 301286428), (104, 150643214), (208, 75321607)]