20550061

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 25079544

約数和(自身を除く): 4529483

約数列:

[1, 7, 41, 49, 53, 193, 287, 371, 1351, 2009, 2173, 2597, 7913, 9457, 10229, 15211, 55391, 71603, 106477, 387737, 419389, 501221, 2935723, 20550061]

約数ペア:

[(1, 20550061), (7, 2935723), (41, 501221), (49, 419389), (53, 387737), (193, 106477), (287, 71603), (371, 55391), (1351, 15211), (2009, 10229), (2173, 9457), (2597, 7913)]