20378824

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{653}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 39553920

約数和(自身を除く): 19175096

約数列:

[1, 2, 4, 8, 47, 83, 94, 166, 188, 332, 376, 653, 664, 1306, 2612, 3901, 5224, 7802, 15604, 30691, 31208, 54199, 61382, 108398, 122764, 216796, 245528, 433592, 2547353, 5094706, 10189412, 20378824]

約数ペア:

[(1, 20378824), (2, 10189412), (4, 5094706), (8, 2547353), (47, 433592), (83, 245528), (94, 216796), (166, 122764), (188, 108398), (332, 61382), (376, 54199), (653, 31208), (664, 30691), (1306, 15604), (2612, 7802), (3901, 5224)]