20098131

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 9761709

約数列:

[1, 3, 17, 29, 51, 87, 107, 127, 321, 381, 493, 1479, 1819, 2159, 3103, 3683, 5457, 6477, 9309, 11049, 13589, 40767, 52751, 62611, 158253, 187833, 231013, 394081, 693039, 1182243, 6699377, 20098131]

約数ペア:

[(1, 20098131), (3, 6699377), (17, 1182243), (29, 693039), (51, 394081), (87, 231013), (107, 187833), (127, 158253), (321, 62611), (381, 52751), (493, 40767), (1479, 13589), (1819, 11049), (2159, 9309), (3103, 6477), (3683, 5457)]