19161567

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 36

約数和(自身を含む): 30171960

約数和(自身を除く): 11010393

約数列:

[1, 3, 9, 17, 51, 53, 139, 153, 159, 289, 417, 477, 867, 901, 1251, 2363, 2601, 2703, 7089, 7367, 8109, 15317, 21267, 22101, 40171, 45951, 66303, 120513, 125239, 137853, 361539, 375717, 1127151, 2129063, 6387189, 19161567]

約数ペア:

[(1, 19161567), (3, 6387189), (9, 2129063), (17, 1127151), (51, 375717), (53, 361539), (139, 137853), (153, 125239), (159, 120513), (289, 66303), (417, 45951), (477, 40171), (867, 22101), (901, 21267), (1251, 15317), (2363, 8109), (2601, 7367), (2703, 7089)]