20545052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1723}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 39389952

約数和(自身を除く): 18844900

約数列:

[1, 2, 4, 11, 22, 44, 271, 542, 1084, 1723, 2981, 3446, 5962, 6892, 11924, 18953, 37906, 75812, 466933, 933866, 1867732, 5136263, 10272526, 20545052]

約数ペア:

[(1, 20545052), (2, 10272526), (4, 5136263), (11, 1867732), (22, 933866), (44, 466933), (271, 75812), (542, 37906), (1084, 18953), (1723, 11924), (2981, 6892), (3446, 5962)]