19572993

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{937}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 31021536

約数和(自身を除く): 11448543

約数列:

[1, 3, 9, 11, 33, 99, 211, 633, 937, 1899, 2321, 2811, 6963, 8433, 10307, 20889, 30921, 92763, 197707, 593121, 1779363, 2174777, 6524331, 19572993]

約数ペア:

[(1, 19572993), (3, 6524331), (9, 2174777), (11, 1779363), (33, 593121), (99, 197707), (211, 92763), (633, 30921), (937, 20889), (1899, 10307), (2321, 8433), (2811, 6963)]