20544134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14292346

約数列:

[1, 2, 13, 26, 31, 62, 71, 142, 359, 403, 718, 806, 923, 1846, 2201, 4402, 4667, 9334, 11129, 22258, 25489, 28613, 50978, 57226, 144677, 289354, 331357, 662714, 790159, 1580318, 10272067, 20544134]

約数ペア:

[(1, 20544134), (2, 10272067), (13, 1580318), (26, 790159), (31, 662714), (62, 331357), (71, 289354), (142, 144677), (359, 57226), (403, 50978), (718, 28613), (806, 25489), (923, 22258), (1846, 11129), (2201, 9334), (4402, 4667)]