20669638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{4919}}^1$

素因数の和:5123

約数の個数: 16

約数和(自身を含む): 34007040

約数和(自身を除く): 13337402

約数列:

[1, 2, 11, 22, 191, 382, 2101, 4202, 4919, 9838, 54109, 108218, 939529, 1879058, 10334819, 20669638]

約数ペア:

[(1, 20669638), (2, 10334819), (11, 1879058), (22, 939529), (191, 108218), (382, 54109), (2101, 9838), (4202, 4919)]