20387070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20593}}^1$

素因数の和:20617

約数の個数: 48

約数和(自身を含む): 57827952

約数和(自身を除く): 37440882

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, 20593, 41186, 61779, 102965, 123558, 185337, 205930, 226523, 308895, 370674, 453046, 617790, 679569, 926685, 1132615, 1359138, 1853370, 2038707, 2265230, 3397845, 4077414, 6795690, 10193535, 20387070]

約数ペア:

[(1, 20387070), (2, 10193535), (3, 6795690), (5, 4077414), (6, 3397845), (9, 2265230), (10, 2038707), (11, 1853370), (15, 1359138), (18, 1132615), (22, 926685), (30, 679569), (33, 617790), (45, 453046), (55, 370674), (66, 308895), (90, 226523), (99, 205930), (110, 185337), (165, 123558), (198, 102965), (330, 61779), (495, 41186), (990, 20593)]