25121116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7687}}^1$

素因数の和:7753

約数の個数: 24

約数和(自身を含む): 47358080

約数和(自身を除く): 22236964

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 7687, 15374, 30748, 146053, 292106, 330541, 584212, 661082, 1322164, 6280279, 12560558, 25121116]

約数ペア:

[(1, 25121116), (2, 12560558), (4, 6280279), (19, 1322164), (38, 661082), (43, 584212), (76, 330541), (86, 292106), (172, 146053), (817, 30748), (1634, 15374), (3268, 7687)]