19111720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25147}}^1$

素因数の和:25177

約数の個数: 32

約数和(自身を含む): 45266400

約数和(自身を除く): 26154680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 25147, 50294, 100588, 125735, 201176, 251470, 477793, 502940, 955586, 1005880, 1911172, 2388965, 3822344, 4777930, 9555860, 19111720]

約数ペア:

[(1, 19111720), (2, 9555860), (4, 4777930), (5, 3822344), (8, 2388965), (10, 1911172), (19, 1005880), (20, 955586), (38, 502940), (40, 477793), (76, 251470), (95, 201176), (152, 125735), (190, 100588), (380, 50294), (760, 25147)]