20115740071

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{461}}^1\times {\mathrm{953}}^1$

素因数の和:1663

約数の個数: 32

約数和(自身を含む): 23920275456

約数和(自身を除く): 3804535385

約数列:

[1, 7, 31, 211, 217, 461, 953, 1477, 3227, 6541, 6671, 14291, 29543, 45787, 97271, 100037, 201083, 206801, 439333, 680897, 1407581, 3015401, 3075331, 6233573, 13619323, 21107807, 43635011, 92699263, 95335261, 648894841, 2873677153, 20115740071]

約数ペア:

[(1, 20115740071), (7, 2873677153), (31, 648894841), (211, 95335261), (217, 92699263), (461, 43635011), (953, 21107807), (1477, 13619323), (3227, 6233573), (6541, 3075331), (6671, 3015401), (14291, 1407581), (29543, 680897), (45787, 439333), (97271, 206801), (100037, 201083)]