12811016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1061

約数の個数: 32

約数和(自身を含む): 25596000

約数和(自身を除く): 12784984

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 947, 1691, 1894, 3382, 3788, 6764, 7576, 13528, 17993, 35986, 71972, 84283, 143944, 168566, 337132, 674264, 1601377, 3202754, 6405508, 12811016]

約数ペア:

[(1, 12811016), (2, 6405508), (4, 3202754), (8, 1601377), (19, 674264), (38, 337132), (76, 168566), (89, 143944), (152, 84283), (178, 71972), (356, 35986), (712, 17993), (947, 13528), (1691, 7576), (1894, 6764), (3382, 3788)]