19521777

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{4889}}^1$

素因数の和:4925

約数の個数: 16

約数和(自身を含む): 28635840

約数和(自身を除く): 9114063

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 4889, 14667, 53779, 161337, 591569, 1774707, 6507259, 19521777]

約数ペア:

[(1, 19521777), (3, 6507259), (11, 1774707), (33, 591569), (121, 161337), (363, 53779), (1331, 14667), (3993, 4889)]