20292795

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 36311040

約数和(自身を除く): 16018245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 787, 955, 1719, 2361, 2865, 3935, 5157, 7083, 8595, 11805, 21249, 25785, 35415, 106245, 150317, 450951, 751585, 1352853, 2254755, 4058559, 6764265, 20292795]

約数ペア:

[(1, 20292795), (3, 6764265), (5, 4058559), (9, 2254755), (15, 1352853), (27, 751585), (45, 450951), (135, 150317), (191, 106245), (573, 35415), (787, 25785), (955, 21249), (1719, 11805), (2361, 8595), (2865, 7083), (3935, 5157)]