19796689

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 23408000

約数和(自身を除く): 3611311

約数列:

[1, 11, 19, 79, 109, 121, 209, 869, 1199, 1501, 2071, 2299, 8611, 9559, 13189, 16511, 22781, 94721, 163609, 181621, 250591, 1041931, 1799699, 19796689]

約数ペア:

[(1, 19796689), (11, 1799699), (19, 1041931), (79, 250591), (109, 181621), (121, 163609), (209, 94721), (869, 22781), (1199, 16511), (1501, 13189), (2071, 9559), (2299, 8611)]