20542643

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1018

約数の個数: 16

約数和(自身を含む): 23535360

約数和(自身を除く): 2992717

約数列:

[1, 11, 29, 71, 319, 781, 907, 2059, 9977, 22649, 26303, 64397, 289333, 708367, 1867513, 20542643]

約数ペア:

[(1, 20542643), (11, 1867513), (29, 708367), (71, 289333), (319, 64397), (781, 26303), (907, 22649), (2059, 9977)]