19797219

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4127}}^1$

素因数の和:4187

約数の個数: 24

約数和(自身を含む): 31554432

約数和(自身を除く): 11757213

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 4127, 4797, 12381, 37143, 53651, 160953, 169207, 482859, 507621, 1522863, 2199691, 6599073, 19797219]

約数ペア:

[(1, 19797219), (3, 6599073), (9, 2199691), (13, 1522863), (39, 507621), (41, 482859), (117, 169207), (123, 160953), (369, 53651), (533, 37143), (1599, 12381), (4127, 4797)]