20653017

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3083}}^1$

素因数の和:3133

約数の個数: 32

約数和(自身を含む): 35527680

約数和(自身を除く): 14874663

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 3083, 6699, 9249, 21581, 33913, 64743, 89407, 101739, 237391, 268221, 625849, 712173, 983477, 1877547, 2950431, 6884339, 20653017]

約数ペア:

[(1, 20653017), (3, 6884339), (7, 2950431), (11, 1877547), (21, 983477), (29, 712173), (33, 625849), (77, 268221), (87, 237391), (203, 101739), (231, 89407), (319, 64743), (609, 33913), (957, 21581), (2233, 9249), (3083, 6699)]