20286310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{827}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 40061952

約数和(自身を除く): 19775642

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 223, 446, 827, 1115, 1654, 2230, 2453, 4135, 4906, 8270, 9097, 12265, 18194, 24530, 45485, 90970, 184421, 368842, 922105, 1844210, 2028631, 4057262, 10143155, 20286310]

約数ペア:

[(1, 20286310), (2, 10143155), (5, 4057262), (10, 2028631), (11, 1844210), (22, 922105), (55, 368842), (110, 184421), (223, 90970), (446, 45485), (827, 24530), (1115, 18194), (1654, 12265), (2230, 9097), (2453, 8270), (4135, 4906)]