20766867

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{3011}}^1$

素因数の和:3055

約数の個数: 24

約数和(自身を含む): 32047680

約数和(自身を除く): 11280813

約数列:

[1, 3, 11, 19, 33, 57, 121, 209, 363, 627, 2299, 3011, 6897, 9033, 33121, 57209, 99363, 171627, 364331, 629299, 1092993, 1887897, 6922289, 20766867]

約数ペア:

[(1, 20766867), (3, 6922289), (11, 1887897), (19, 1092993), (33, 629299), (57, 364331), (121, 171627), (209, 99363), (363, 57209), (627, 33121), (2299, 9033), (3011, 6897)]