20286986

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{2017}}^1$

素因数の和:2173

約数の個数: 16

約数和(自身を含む): 31383936

約数和(自身を除く): 11096950

約数列:

[1, 2, 47, 94, 107, 214, 2017, 4034, 5029, 10058, 94799, 189598, 215819, 431638, 10143493, 20286986]

約数ペア:

[(1, 20286986), (2, 10143493), (47, 431638), (94, 215819), (107, 189598), (214, 94799), (2017, 10058), (4034, 5029)]