20913465072

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{790739}}^1$

素因数の和:790798

約数の個数: 80

約数和(自身を含む): 58831056000

約数和(自身を除く): 37917590928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 29, 38, 48, 57, 58, 76, 87, 114, 116, 152, 174, 228, 232, 304, 348, 456, 464, 551, 696, 912, 1102, 1392, 1653, 2204, 3306, 4408, 6612, 8816, 13224, 26448, 790739, 1581478, 2372217, 3162956, 4744434, 6325912, 9488868, 12651824, 15024041, 18977736, 22931431, 30048082, 37955472, 45072123, 45862862, 60096164, 68794293, 90144246, 91725724, 120192328, 137588586, 180288492, 183451448, 240384656, 275177172, 360576984, 366902896, 435697189, 550354344, 721153968, 871394378, 1100708688, 1307091567, 1742788756, 2614183134, 3485577512, 5228366268, 6971155024, 10456732536, 20913465072]

約数ペア:

[(1, 20913465072), (2, 10456732536), (3, 6971155024), (4, 5228366268), (6, 3485577512), (8, 2614183134), (12, 1742788756), (16, 1307091567), (19, 1100708688), (24, 871394378), (29, 721153968), (38, 550354344), (48, 435697189), (57, 366902896), (58, 360576984), (76, 275177172), (87, 240384656), (114, 183451448), (116, 180288492), (152, 137588586), (174, 120192328), (228, 91725724), (232, 90144246), (304, 68794293), (348, 60096164), (456, 45862862), (464, 45072123), (551, 37955472), (696, 30048082), (912, 22931431), (1102, 18977736), (1392, 15024041), (1653, 12651824), (2204, 9488868), (3306, 6325912), (4408, 4744434), (6612, 3162956), (8816, 2372217), (13224, 1581478), (26448, 790739)]