10201919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 12741120

約数和(自身を除く): 2539201

約数列:

[1, 7, 13, 71, 91, 497, 923, 1579, 6461, 11053, 20527, 112109, 143689, 784763, 1457417, 10201919]

約数ペア:

[(1, 10201919), (7, 1457417), (13, 784763), (71, 143689), (91, 112109), (497, 20527), (923, 11053), (1579, 6461)]