20191094

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131111}}^1$

素因数の和:131131

約数の個数: 16

約数和(自身を含む): 37760256

約数和(自身を除く): 17569162

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131111, 262222, 917777, 1442221, 1835554, 2884442, 10095547, 20191094]

約数ペア:

[(1, 20191094), (2, 10095547), (7, 2884442), (11, 1835554), (14, 1442221), (22, 917777), (77, 262222), (154, 131111)]