20677671

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5563}}^1$

素因数の和:5635

約数の個数: 24

約数和(自身を含む): 34719360

約数和(自身を除く): 14041689

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 5563, 16689, 38941, 50067, 116823, 328217, 350469, 984651, 2297519, 2953953, 6892557, 20677671]

約数ペア:

[(1, 20677671), (3, 6892557), (7, 2953953), (9, 2297519), (21, 984651), (59, 350469), (63, 328217), (177, 116823), (413, 50067), (531, 38941), (1239, 16689), (3717, 5563)]