20773401

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 30834720

約数和(自身を除く): 10061319

約数列:

[1, 3, 11, 33, 89, 121, 267, 363, 643, 979, 1929, 2937, 7073, 10769, 21219, 32307, 57227, 77803, 171681, 233409, 629497, 1888491, 6924467, 20773401]

約数ペア:

[(1, 20773401), (3, 6924467), (11, 1888491), (33, 629497), (89, 233409), (121, 171681), (267, 77803), (363, 57227), (643, 32307), (979, 21219), (1929, 10769), (2937, 7073)]