20525232008

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{3533}}^1\times {\mathrm{15451}}^1$

素因数の和:19037

約数の個数: 32

約数和(自身を含む): 39317304960

約数和(自身を除く): 18792072952

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 3533, 7066, 14132, 15451, 28264, 30902, 61804, 123608, 166051, 332102, 664204, 726197, 1328408, 1452394, 2904788, 5809576, 54588383, 109176766, 218353532, 436707064, 2565654001, 5131308002, 10262616004, 20525232008]

約数ペア:

[(1, 20525232008), (2, 10262616004), (4, 5131308002), (8, 2565654001), (47, 436707064), (94, 218353532), (188, 109176766), (376, 54588383), (3533, 5809576), (7066, 2904788), (14132, 1452394), (15451, 1328408), (28264, 726197), (30902, 664204), (61804, 332102), (123608, 166051)]