202106568976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{971666197}}^1$

素因数の和:971666218

約数の個数: 20

約数和(自身を含む): 421703129932

約数和(自身を除く): 219596560956

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 971666197, 1943332394, 3886664788, 7773329576, 12631660561, 15546659152, 25263321122, 50526642244, 101053284488, 202106568976]

約数ペア:

[(1, 202106568976), (2, 101053284488), (4, 50526642244), (8, 25263321122), (13, 15546659152), (16, 12631660561), (26, 7773329576), (52, 3886664788), (104, 1943332394), (208, 971666197)]