19846530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20047}}^1$

素因数の和:20071

約数の個数: 48

約数和(自身を含む): 56294784

約数和(自身を除く): 36448254

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20047, 40094, 60141, 100235, 120282, 180423, 200470, 220517, 300705, 360846, 441034, 601410, 661551, 902115, 1102585, 1323102, 1804230, 1984653, 2205170, 3307755, 3969306, 6615510, 9923265, 19846530]

約数ペア:

[(1, 19846530), (2, 9923265), (3, 6615510), (5, 3969306), (6, 3307755), (9, 2205170), (10, 1984653), (11, 1804230), (15, 1323102), (18, 1102585), (22, 902115), (30, 661551), (33, 601410), (45, 441034), (55, 360846), (66, 300705), (90, 220517), (99, 200470), (110, 180423), (165, 120282), (198, 100235), (330, 60141), (495, 40094), (990, 20047)]