20507124

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{461}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 52468416

約数和(自身を除く): 31961292

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 337, 461, 674, 922, 1011, 1348, 1383, 1844, 2022, 2766, 3707, 4044, 5071, 5532, 7414, 10142, 11121, 14828, 15213, 20284, 22242, 30426, 44484, 60852, 155357, 310714, 466071, 621428, 932142, 1708927, 1864284, 3417854, 5126781, 6835708, 10253562, 20507124]

約数ペア:

[(1, 20507124), (2, 10253562), (3, 6835708), (4, 5126781), (6, 3417854), (11, 1864284), (12, 1708927), (22, 932142), (33, 621428), (44, 466071), (66, 310714), (132, 155357), (337, 60852), (461, 44484), (674, 30426), (922, 22242), (1011, 20284), (1348, 15213), (1383, 14828), (1844, 11121), (2022, 10142), (2766, 7414), (3707, 5532), (4044, 5071)]