20103284761

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{40709}}^1$

素因数の和:40861

約数の個数: 32

約数和(自身を含む): 25012224000

約数和(自身を除く): 4908939239

約数列:

[1, 7, 19, 47, 79, 133, 329, 553, 893, 1501, 3713, 6251, 10507, 25991, 40709, 70547, 284963, 493829, 773471, 1913323, 3216011, 5414297, 13393261, 22512077, 36353137, 61104209, 151152517, 254471959, 427729463, 1058067619, 2871897823, 20103284761]

約数ペア:

[(1, 20103284761), (7, 2871897823), (19, 1058067619), (47, 427729463), (79, 254471959), (133, 151152517), (329, 61104209), (553, 36353137), (893, 22512077), (1501, 13393261), (3713, 5414297), (6251, 3216011), (10507, 1913323), (25991, 773471), (40709, 493829), (70547, 284963)]