20170819207

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2447}}^1\times {\mathrm{107053}}^1$

素因数の和:109518

約数の個数: 16

約数和(自身を含む): 25158546432

約数和(自身を除く): 4987727225

約数列:

[1, 7, 11, 77, 2447, 17129, 26917, 107053, 188419, 749371, 1177583, 8243081, 261958691, 1833710837, 2881545601, 20170819207]

約数ペア:

[(1, 20170819207), (7, 2881545601), (11, 1833710837), (77, 261958691), (2447, 8243081), (17129, 1177583), (26917, 749371), (107053, 188419)]