20883986

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1\times {\mathrm{457}}^1$

素因数の和:845

約数の個数: 16

約数和(自身を含む): 31926264

約数和(自身を除く): 11042278

約数列:

[1, 2, 73, 146, 313, 457, 626, 914, 22849, 33361, 45698, 66722, 143041, 286082, 10441993, 20883986]

約数ペア:

[(1, 20883986), (2, 10441993), (73, 286082), (146, 143041), (313, 66722), (457, 45698), (626, 33361), (914, 22849)]