20555900874

素因数分解:

$2^1\times 3^4\times {\mathrm{857}}^1\times {\mathrm{148061}}^1$

素因数の和:148932

約数の個数: 40

約数和(自身を含む): 46114502148

約数和(自身を除く): 25558601274

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 857, 1714, 2571, 5142, 7713, 15426, 23139, 46278, 69417, 138834, 148061, 296122, 444183, 888366, 1332549, 2665098, 3997647, 7995294, 11992941, 23985882, 126888277, 253776554, 380664831, 761329662, 1141994493, 2283988986, 3425983479, 6851966958, 10277950437, 20555900874]

約数ペア:

[(1, 20555900874), (2, 10277950437), (3, 6851966958), (6, 3425983479), (9, 2283988986), (18, 1141994493), (27, 761329662), (54, 380664831), (81, 253776554), (162, 126888277), (857, 23985882), (1714, 11992941), (2571, 7995294), (5142, 3997647), (7713, 2665098), (15426, 1332549), (23139, 888366), (46278, 444183), (69417, 296122), (138834, 148061)]