19125880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20789}}^1$

素因数の和:20823

約数の個数: 32

約数和(自身を含む): 44906400

約数和(自身を除く): 25780520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 20789, 41578, 83156, 103945, 166312, 207890, 415780, 478147, 831560, 956294, 1912588, 2390735, 3825176, 4781470, 9562940, 19125880]

約数ペア:

[(1, 19125880), (2, 9562940), (4, 4781470), (5, 3825176), (8, 2390735), (10, 1912588), (20, 956294), (23, 831560), (40, 478147), (46, 415780), (92, 207890), (115, 166312), (184, 103945), (230, 83156), (460, 41578), (920, 20789)]