20112372945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{9133}}^1\times {\mathrm{6991}}^1$

素因数の和:16142

約数の個数: 48

約数和(自身を含む): 39851715072

約数和(自身を除く): 19739342127

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6991, 9133, 20973, 27399, 34955, 45665, 48937, 62919, 63931, 82197, 104865, 136995, 146811, 191793, 244685, 314595, 319655, 410985, 440433, 575379, 734055, 958965, 2202165, 2876895, 63848803, 191546409, 319244015, 446941621, 574639227, 957732045, 1340824863, 2234708105, 2873196135, 4022474589, 6704124315, 20112372945]

約数ペア:

[(1, 20112372945), (3, 6704124315), (5, 4022474589), (7, 2873196135), (9, 2234708105), (15, 1340824863), (21, 957732045), (35, 574639227), (45, 446941621), (63, 319244015), (105, 191546409), (315, 63848803), (6991, 2876895), (9133, 2202165), (20973, 958965), (27399, 734055), (34955, 575379), (45665, 440433), (48937, 410985), (62919, 319655), (63931, 314595), (82197, 244685), (104865, 191793), (136995, 146811)]