20756879

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6311}}^1$

素因数の和:6358

約数の個数: 16

約数和(自身を含む): 25449984

約数和(自身を除く): 4693105

約数列:

[1, 11, 13, 23, 143, 253, 299, 3289, 6311, 69421, 82043, 145153, 902473, 1596683, 1886989, 20756879]

約数ペア:

[(1, 20756879), (11, 1886989), (13, 1596683), (23, 902473), (143, 145153), (253, 82043), (299, 69421), (3289, 6311)]