20772542

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2144

約数の個数: 32

約数和(自身を含む): 38375424

約数和(自身を除く): 17602882

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 2081, 4162, 4991, 9982, 14567, 29134, 47863, 64511, 95726, 129022, 335041, 451577, 670082, 903154, 1483753, 2967506, 10386271, 20772542]

約数ペア:

[(1, 20772542), (2, 10386271), (7, 2967506), (14, 1483753), (23, 903154), (31, 670082), (46, 451577), (62, 335041), (161, 129022), (217, 95726), (322, 64511), (434, 47863), (713, 29134), (1426, 14567), (2081, 9982), (4162, 4991)]