20816081

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6329}}^1$

素因数の和:6376

約数の個数: 16

約数和(自身を含む): 25522560

約数和(自身を除く): 4706479

約数列:

[1, 11, 13, 23, 143, 253, 299, 3289, 6329, 69619, 82277, 145567, 905047, 1601237, 1892371, 20816081]

約数ペア:

[(1, 20816081), (11, 1892371), (13, 1601237), (23, 905047), (143, 145567), (253, 82277), (299, 69619), (3289, 6329)]