20875845067

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{203387}}^1$

素因数の和:203479

約数の個数: 32

約数和(自身を含む): 27491549184

約数和(自身を除く): 6615704117

約数列:

[1, 7, 11, 31, 43, 77, 217, 301, 341, 473, 1333, 2387, 3311, 9331, 14663, 102641, 203387, 1423709, 2237257, 6304997, 8745641, 15660799, 44134979, 61219487, 69354967, 96202051, 271114871, 485484769, 673414357, 1897804097, 2982263581, 20875845067]

約数ペア:

[(1, 20875845067), (7, 2982263581), (11, 1897804097), (31, 673414357), (43, 485484769), (77, 271114871), (217, 96202051), (301, 69354967), (341, 61219487), (473, 44134979), (1333, 15660799), (2387, 8745641), (3311, 6304997), (9331, 2237257), (14663, 1423709), (102641, 203387)]