19242993

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{7573}}^1$

素因数の和:7605

約数の個数: 24

約数和(自身を含む): 32234944

約数和(自身を除く): 12991951

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 7573, 22719, 53011, 83303, 159033, 249909, 583121, 916333, 1749363, 2748999, 6414331, 19242993]

約数ペア:

[(1, 19242993), (3, 6414331), (7, 2748999), (11, 1749363), (21, 916333), (33, 583121), (77, 249909), (121, 159033), (231, 83303), (363, 53011), (847, 22719), (2541, 7573)]