20963254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{839}}^1$

素因数の和:916

約数の個数: 24

約数和(自身を含む): 35033040

約数和(自身を除く): 14069786

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 839, 961, 1678, 1922, 10907, 12493, 21814, 24986, 26009, 52018, 338117, 676234, 806279, 1612558, 10481627, 20963254]

約数ペア:

[(1, 20963254), (2, 10481627), (13, 1612558), (26, 806279), (31, 676234), (62, 338117), (403, 52018), (806, 26009), (839, 24986), (961, 21814), (1678, 12493), (1922, 10907)]