19772990

素因数分解:

$2^1\times 5^1\times {\mathrm{599}}^1\times {\mathrm{3301}}^1$

素因数の和:3907

約数の個数: 16

約数和(自身を含む): 35661600

約数和(自身を除く): 15888610

約数列:

[1, 2, 5, 10, 599, 1198, 2995, 3301, 5990, 6602, 16505, 33010, 1977299, 3954598, 9886495, 19772990]

約数ペア:

[(1, 19772990), (2, 9886495), (5, 3954598), (10, 1977299), (599, 33010), (1198, 16505), (2995, 6602), (3301, 5990)]