19780233

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{1879}}^1$

素因数の和:1933

約数の個数: 24

約数和(自身を含む): 30004800

約数和(自身を除く): 10224567

約数列:

[1, 3, 11, 29, 33, 87, 121, 319, 363, 957, 1879, 3509, 5637, 10527, 20669, 54491, 62007, 163473, 227359, 599401, 682077, 1798203, 6593411, 19780233]

約数ペア:

[(1, 19780233), (3, 6593411), (11, 1798203), (29, 682077), (33, 599401), (87, 227359), (121, 163473), (319, 62007), (363, 54491), (957, 20669), (1879, 10527), (3509, 5637)]