19335100

素因数分解:

$2^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{809}}^1$

素因数の和:1062

約数の個数: 36

約数和(自身を含む): 42184800

約数和(自身を除く): 22849700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 239, 478, 809, 956, 1195, 1618, 2390, 3236, 4045, 4780, 5975, 8090, 11950, 16180, 20225, 23900, 40450, 80900, 193351, 386702, 773404, 966755, 1933510, 3867020, 4833775, 9667550, 19335100]

約数ペア:

[(1, 19335100), (2, 9667550), (4, 4833775), (5, 3867020), (10, 1933510), (20, 966755), (25, 773404), (50, 386702), (100, 193351), (239, 80900), (478, 40450), (809, 23900), (956, 20225), (1195, 16180), (1618, 11950), (2390, 8090), (3236, 5975), (4045, 4780)]