20935834

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:418

約数の個数: 24

約数和(自身を含む): 33576768

約数和(自身を除く): 12640934

約数列:

[1, 2, 19, 38, 107, 214, 271, 361, 542, 722, 2033, 4066, 5149, 10298, 28997, 38627, 57994, 77254, 97831, 195662, 550943, 1101886, 10467917, 20935834]

約数ペア:

[(1, 20935834), (2, 10467917), (19, 1101886), (38, 550943), (107, 195662), (214, 97831), (271, 77254), (361, 57994), (542, 38627), (722, 28997), (2033, 10298), (4066, 5149)]