19902670

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53791}}^1$

素因数の和:53835

約数の個数: 16

約数和(自身を含む): 36793728

約数和(自身を除く): 16891058

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 53791, 107582, 268955, 537910, 1990267, 3980534, 9951335, 19902670]

約数ペア:

[(1, 19902670), (2, 9951335), (5, 3980534), (10, 1990267), (37, 537910), (74, 268955), (185, 107582), (370, 53791)]