20097553287

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1\times {\mathrm{28433}}^1$

素因数の和:28887

約数の個数: 32

約数和(自身を含む): 31030820352

約数和(自身を除く): 10933267065

約数列:

[1, 3, 7, 21, 97, 291, 347, 679, 1041, 2037, 2429, 7287, 28433, 33659, 85299, 100977, 199031, 235613, 597093, 706839, 2758001, 8274003, 9866251, 19306007, 29598753, 57918021, 69063757, 207191271, 957026347, 2871079041, 6699184429, 20097553287]

約数ペア:

[(1, 20097553287), (3, 6699184429), (7, 2871079041), (21, 957026347), (97, 207191271), (291, 69063757), (347, 57918021), (679, 29598753), (1041, 19306007), (2037, 9866251), (2429, 8274003), (7287, 2758001), (28433, 706839), (33659, 597093), (85299, 235613), (100977, 199031)]