20512652174

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3329}}^1\times {\mathrm{6199}}^1$

素因数の和:9608

約数の個数: 32

約数和(自身を含む): 35676288000

約数和(自身を除く): 15163635826

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 3329, 6199, 6658, 12398, 23303, 43393, 46606, 86786, 236359, 440129, 472718, 880258, 1654513, 3080903, 3309026, 6161806, 20636471, 41272942, 144455297, 288910594, 1465189441, 2930378882, 10256326087, 20512652174]

約数ペア:

[(1, 20512652174), (2, 10256326087), (7, 2930378882), (14, 1465189441), (71, 288910594), (142, 144455297), (497, 41272942), (994, 20636471), (3329, 6161806), (6199, 3309026), (6658, 3080903), (12398, 1654513), (23303, 880258), (43393, 472718), (46606, 440129), (86786, 236359)]