19764747

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1847}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 30270240

約数和(自身を除く): 10505493

約数列:

[1, 3, 9, 29, 41, 87, 123, 261, 369, 1189, 1847, 3567, 5541, 10701, 16623, 53563, 75727, 160689, 227181, 482067, 681543, 2196083, 6588249, 19764747]

約数ペア:

[(1, 19764747), (3, 6588249), (9, 2196083), (29, 681543), (41, 482067), (87, 227181), (123, 160689), (261, 75727), (369, 53563), (1189, 16623), (1847, 10701), (3567, 5541)]