20548869

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{36629}}^1$

素因数の和:36660

約数の個数: 16

約数和(自身を含む): 31648320

約数和(自身を除く): 11099451

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 36629, 109887, 402919, 622693, 1208757, 1868079, 6849623, 20548869]

約数ペア:

[(1, 20548869), (3, 6849623), (11, 1868079), (17, 1208757), (33, 622693), (51, 402919), (187, 109887), (561, 36629)]