19472247

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{983}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 29472768

約数和(自身を除く): 10000521

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 639, 983, 2201, 2949, 6603, 8847, 19809, 30473, 69793, 91419, 209379, 274257, 628137, 2163583, 6490749, 19472247]

約数ペア:

[(1, 19472247), (3, 6490749), (9, 2163583), (31, 628137), (71, 274257), (93, 209379), (213, 91419), (279, 69793), (639, 30473), (983, 19809), (2201, 8847), (2949, 6603)]