13231020

素因数分解:

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

素因数の和:20070

約数の個数: 48

約数和(自身を含む): 40416768

約数和(自身を除く): 27185748

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 20047, 40094, 60141, 80188, 100235, 120282, 200470, 220517, 240564, 300705, 400940, 441034, 601410, 661551, 882068, 1102585, 1202820, 1323102, 2205170, 2646204, 3307755, 4410340, 6615510, 13231020]

約数ペア:

[(1, 13231020), (2, 6615510), (3, 4410340), (4, 3307755), (5, 2646204), (6, 2205170), (10, 1323102), (11, 1202820), (12, 1102585), (15, 882068), (20, 661551), (22, 601410), (30, 441034), (33, 400940), (44, 300705), (55, 240564), (60, 220517), (66, 200470), (110, 120282), (132, 100235), (165, 80188), (220, 60141), (330, 40094), (660, 20047)]