20135040121

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{22901}}^1$

素因数の和:23101

約数の個数: 32

約数和(自身を含む): 24764940288

約数和(自身を除く): 4629900167

約数列:

[1, 7, 23, 43, 127, 161, 301, 889, 989, 2921, 5461, 6923, 20447, 22901, 38227, 125603, 160307, 526723, 879221, 984743, 2908427, 3687061, 6893201, 20358989, 22649089, 66893821, 125062361, 158543623, 468256747, 875436527, 2876434303, 20135040121]

約数ペア:

[(1, 20135040121), (7, 2876434303), (23, 875436527), (43, 468256747), (127, 158543623), (161, 125062361), (301, 66893821), (889, 22649089), (989, 20358989), (2921, 6893201), (5461, 3687061), (6923, 2908427), (20447, 984743), (22901, 879221), (38227, 526723), (125603, 160307)]