20087802

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1363

約数の個数: 48

約数和(自身を含む): 50162112

約数和(自身を除く): 30074310

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 262, 393, 786, 917, 1179, 1217, 1834, 2358, 2434, 2751, 3651, 5502, 7302, 8253, 8519, 10953, 16506, 17038, 21906, 25557, 51114, 76671, 153342, 159427, 318854, 478281, 956562, 1115989, 1434843, 2231978, 2869686, 3347967, 6695934, 10043901, 20087802]

約数ペア:

[(1, 20087802), (2, 10043901), (3, 6695934), (6, 3347967), (7, 2869686), (9, 2231978), (14, 1434843), (18, 1115989), (21, 956562), (42, 478281), (63, 318854), (126, 159427), (131, 153342), (262, 76671), (393, 51114), (786, 25557), (917, 21906), (1179, 17038), (1217, 16506), (1834, 10953), (2358, 8519), (2434, 8253), (2751, 7302), (3651, 5502)]