20123585541

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{1619}}^1\times {\mathrm{6871}}^1$

素因数の和:8566

約数の個数: 32

約数和(自身を含む): 30280780800

約数和(自身を除く): 10157195259

約数列:

[1, 3, 9, 27, 67, 201, 603, 1619, 1809, 4857, 6871, 14571, 20613, 43713, 61839, 108473, 185517, 325419, 460357, 976257, 1381071, 2928771, 4143213, 11124149, 12429639, 33372447, 100117341, 300352023, 745317983, 2235953949, 6707861847, 20123585541]

約数ペア:

[(1, 20123585541), (3, 6707861847), (9, 2235953949), (27, 745317983), (67, 300352023), (201, 100117341), (603, 33372447), (1619, 12429639), (1809, 11124149), (4857, 4143213), (6871, 2928771), (14571, 1381071), (20613, 976257), (43713, 460357), (61839, 325419), (108473, 185517)]