19040672

素因数分解:

$2^5\times 7^1\times {\mathrm{167}}^1\times {\mathrm{509}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 24142048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 167, 224, 334, 509, 668, 1018, 1169, 1336, 2036, 2338, 2672, 3563, 4072, 4676, 5344, 7126, 8144, 9352, 14252, 16288, 18704, 28504, 37408, 57008, 85003, 114016, 170006, 340012, 595021, 680024, 1190042, 1360048, 2380084, 2720096, 4760168, 9520336, 19040672]

約数ペア:

[(1, 19040672), (2, 9520336), (4, 4760168), (7, 2720096), (8, 2380084), (14, 1360048), (16, 1190042), (28, 680024), (32, 595021), (56, 340012), (112, 170006), (167, 114016), (224, 85003), (334, 57008), (509, 37408), (668, 28504), (1018, 18704), (1169, 16288), (1336, 14252), (2036, 9352), (2338, 8144), (2672, 7126), (3563, 5344), (4072, 4676)]