20611726

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6311}}^1$

素因数の和:6407

約数の個数: 16

約数和(自身を含む): 32721408

約数和(自身を除く): 12109682

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 6311, 12622, 145153, 290306, 448081, 896162, 10305863, 20611726]

約数ペア:

[(1, 20611726), (2, 10305863), (23, 896162), (46, 448081), (71, 290306), (142, 145153), (1633, 12622), (3266, 6311)]