20235065745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^2\times {\mathrm{6679}}^1$

素因数の和:6922

約数の個数: 48

約数和(自身を含む): 34603148160

約数和(自身を除く): 14368082415

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 255, 327, 545, 1635, 1853, 5559, 6679, 9265, 11881, 20037, 27795, 33395, 35643, 59405, 100185, 113543, 178215, 201977, 340629, 567715, 605931, 728011, 1009885, 1703145, 2184033, 3029655, 3640055, 10920165, 12376187, 37128561, 61880935, 79353199, 185642805, 238059597, 396765995, 1190297985, 1349004383, 4047013149, 6745021915, 20235065745]

約数ペア:

[(1, 20235065745), (3, 6745021915), (5, 4047013149), (15, 1349004383), (17, 1190297985), (51, 396765995), (85, 238059597), (109, 185642805), (255, 79353199), (327, 61880935), (545, 37128561), (1635, 12376187), (1853, 10920165), (5559, 3640055), (6679, 3029655), (9265, 2184033), (11881, 1703145), (20037, 1009885), (27795, 728011), (33395, 605931), (35643, 567715), (59405, 340629), (100185, 201977), (113543, 178215)]