20857575651

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{113903}}^1$

素因数の和:114127

約数の個数: 32

約数和(自身を含む): 31492177920

約数和(自身を除く): 10634602269

約数列:

[1, 3, 11, 31, 33, 93, 179, 341, 537, 1023, 1969, 5549, 5907, 16647, 61039, 113903, 183117, 341709, 1252933, 3530993, 3758799, 10592979, 20388637, 38840923, 61165911, 116522769, 224275007, 632047747, 672825021, 1896143241, 6952525217, 20857575651]

約数ペア:

[(1, 20857575651), (3, 6952525217), (11, 1896143241), (31, 672825021), (33, 632047747), (93, 224275007), (179, 116522769), (341, 61165911), (537, 38840923), (1023, 20388637), (1969, 10592979), (5549, 3758799), (5907, 3530993), (16647, 1252933), (61039, 341709), (113903, 183117)]