20705079

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1559}}^1$

素因数の和:1814

約数の個数: 16

約数和(自身を含む): 29203200

約数和(自身を除く): 8498121

約数列:

[1, 3, 19, 57, 233, 699, 1559, 4427, 4677, 13281, 29621, 88863, 363247, 1089741, 6901693, 20705079]

約数ペア:

[(1, 20705079), (3, 6901693), (19, 1089741), (57, 363247), (233, 88863), (699, 29621), (1559, 13281), (4427, 4677)]