19415876

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{719}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 35038080

約数和(自身を除く): 15622204

約数列:

[1, 2, 4, 43, 86, 157, 172, 314, 628, 719, 1438, 2876, 6751, 13502, 27004, 30917, 61834, 112883, 123668, 225766, 451532, 4853969, 9707938, 19415876]

約数ペア:

[(1, 19415876), (2, 9707938), (4, 4853969), (43, 451532), (86, 225766), (157, 123668), (172, 112883), (314, 61834), (628, 30917), (719, 27004), (1438, 13502), (2876, 6751)]