20793808553

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{18787}}^1$

素因数の和:19013

約数の個数: 32

約数和(自身を含む): 25712805888

約数和(自身を除く): 4918997335

約数列:

[1, 7, 17, 71, 119, 131, 497, 917, 1207, 2227, 8449, 9301, 15589, 18787, 65107, 131509, 158117, 319379, 1106819, 1333877, 2235653, 2461097, 9337139, 17227679, 22675909, 41838649, 158731363, 174737887, 292870543, 1223165209, 2970544079, 20793808553]

約数ペア:

[(1, 20793808553), (7, 2970544079), (17, 1223165209), (71, 292870543), (119, 174737887), (131, 158731363), (497, 41838649), (917, 22675909), (1207, 17227679), (2227, 9337139), (8449, 2461097), (9301, 2235653), (15589, 1333877), (18787, 1106819), (65107, 319379), (131509, 158117)]