20403802008

素因数分解:

$2^3\times 3^2\times {\mathrm{2477}}^1\times {\mathrm{114407}}^1$

素因数の和:116896

約数の個数: 48

約数和(自身を含む): 55283089680

約数和(自身を除く): 34879287672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2477, 4954, 7431, 9908, 14862, 19816, 22293, 29724, 44586, 59448, 89172, 114407, 178344, 228814, 343221, 457628, 686442, 915256, 1029663, 1372884, 2059326, 2745768, 4118652, 8237304, 283386139, 566772278, 850158417, 1133544556, 1700316834, 2267089112, 2550475251, 3400633668, 5100950502, 6801267336, 10201901004, 20403802008]

約数ペア:

[(1, 20403802008), (2, 10201901004), (3, 6801267336), (4, 5100950502), (6, 3400633668), (8, 2550475251), (9, 2267089112), (12, 1700316834), (18, 1133544556), (24, 850158417), (36, 566772278), (72, 283386139), (2477, 8237304), (4954, 4118652), (7431, 2745768), (9908, 2059326), (14862, 1372884), (19816, 1029663), (22293, 915256), (29724, 686442), (44586, 457628), (59448, 343221), (89172, 228814), (114407, 178344)]