19975186

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{859}}^1$

素因数の和:1030

約数の個数: 32

約数和(自身を含む): 37647360

約数和(自身を除く): 17672174

約数列:

[1, 2, 7, 11, 14, 22, 77, 151, 154, 302, 859, 1057, 1661, 1718, 2114, 3322, 6013, 9449, 11627, 12026, 18898, 23254, 66143, 129709, 132286, 259418, 907963, 1426799, 1815926, 2853598, 9987593, 19975186]

約数ペア:

[(1, 19975186), (2, 9987593), (7, 2853598), (11, 1815926), (14, 1426799), (22, 907963), (77, 259418), (151, 132286), (154, 129709), (302, 66143), (859, 23254), (1057, 18898), (1661, 12026), (1718, 11627), (2114, 9449), (3322, 6013)]