20952966681

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{2411}}^1\times {\mathrm{3461}}^1$

素因数の和:5915

約数の個数: 40

約数和(自身を含む): 32332531968

約数和(自身を除く): 11379565287

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2411, 2511, 3461, 7233, 10383, 21699, 31149, 65097, 74741, 93447, 107291, 195291, 224223, 280341, 321873, 672669, 965619, 2018007, 2896857, 6054021, 8344471, 8690571, 25033413, 75100239, 225300717, 258678601, 675902151, 776035803, 2328107409, 6984322227, 20952966681]

約数ペア:

[(1, 20952966681), (3, 6984322227), (9, 2328107409), (27, 776035803), (31, 675902151), (81, 258678601), (93, 225300717), (279, 75100239), (837, 25033413), (2411, 8690571), (2511, 8344471), (3461, 6054021), (7233, 2896857), (10383, 2018007), (21699, 965619), (31149, 672669), (65097, 321873), (74741, 280341), (93447, 224223), (107291, 195291)]