20862886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41231}}^1$

素因数の和:41267

約数の個数: 16

約数和(自身を含む): 35624448

約数和(自身を除く): 14761562

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 41231, 82462, 453541, 907082, 948313, 1896626, 10431443, 20862886]

約数ペア:

[(1, 20862886), (2, 10431443), (11, 1896626), (22, 948313), (23, 907082), (46, 453541), (253, 82462), (506, 41231)]