20167090517

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{739}}^1\times {\mathrm{1877}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 24192245760

約数和(自身を除く): 4025155243

約数列:

[1, 7, 31, 67, 217, 469, 739, 1877, 2077, 5173, 13139, 14539, 22909, 49513, 58187, 125759, 160363, 346591, 407309, 880313, 1387103, 1534903, 3898529, 9709721, 10744321, 27289703, 43000193, 92935901, 301001351, 650551307, 2881012931, 20167090517]

約数ペア:

[(1, 20167090517), (7, 2881012931), (31, 650551307), (67, 301001351), (217, 92935901), (469, 43000193), (739, 27289703), (1877, 10744321), (2077, 9709721), (5173, 3898529), (13139, 1534903), (14539, 1387103), (22909, 880313), (49513, 407309), (58187, 346591), (125759, 160363)]