20900814

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{28789}}^1$

素因数の和:28816

約数の個数: 24

約数和(自身を含む): 45948840

約数和(自身を除く): 25048026

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 28789, 57578, 86367, 172734, 316679, 633358, 950037, 1900074, 3483469, 6966938, 10450407, 20900814]

約数ペア:

[(1, 20900814), (2, 10450407), (3, 6966938), (6, 3483469), (11, 1900074), (22, 950037), (33, 633358), (66, 316679), (121, 172734), (242, 86367), (363, 57578), (726, 28789)]