19603669870

素因数分解:

$2^1\times 5^1\times {\mathrm{473633}}^1\times {\mathrm{4139}}^1$

素因数の和:477779

約数の個数: 16

約数和(自身を含む): 35295205680

約数和(自身を除く): 15691535810

約数列:

[1, 2, 5, 10, 4139, 8278, 20695, 41390, 473633, 947266, 2368165, 4736330, 1960366987, 3920733974, 9801834935, 19603669870]

約数ペア:

[(1, 19603669870), (2, 9801834935), (5, 3920733974), (10, 1960366987), (4139, 4736330), (8278, 2368165), (20695, 947266), (41390, 473633)]