81669638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1\times {\mathrm{2423}}^1$

素因数の和:3331

約数の個数: 16

約数和(自身を含む): 129150720

約数和(自身を除く): 47481082

約数列:

[1, 2, 19, 38, 887, 1774, 2423, 4846, 16853, 33706, 46037, 92074, 2149201, 4298402, 40834819, 81669638]

約数ペア:

[(1, 81669638), (2, 40834819), (19, 4298402), (38, 2149201), (887, 92074), (1774, 46037), (2423, 33706), (4846, 16853)]