205254566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12763}}^1$

素因数の和:12836

約数の個数: 32

約数和(自身を含む): 363927168

約数和(自身を除く): 158672602

約数列:

[1, 2, 11, 17, 22, 34, 43, 86, 187, 374, 473, 731, 946, 1462, 8041, 12763, 16082, 25526, 140393, 216971, 280786, 433942, 548809, 1097618, 2386681, 4773362, 6036899, 9329753, 12073798, 18659506, 102627283, 205254566]

約数ペア:

[(1, 205254566), (2, 102627283), (11, 18659506), (17, 12073798), (22, 9329753), (34, 6036899), (43, 4773362), (86, 2386681), (187, 1097618), (374, 548809), (473, 433942), (731, 280786), (946, 216971), (1462, 140393), (8041, 25526), (12763, 16082)]