19922738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39373}}^1$

素因数の和:39409

約数の個数: 16

約数和(自身を含む): 34019136

約数和(自身を除く): 14096398

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 39373, 78746, 433103, 866206, 905579, 1811158, 9961369, 19922738]

約数ペア:

[(1, 19922738), (2, 9961369), (11, 1811158), (22, 905579), (23, 866206), (46, 433103), (253, 78746), (506, 39373)]