1997003668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{3967}}^1$

素因数の和:4672

約数の個数: 48

約数和(自身を含む): 4043741184

約数和(自身を除く): 2046737516

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 673, 748, 1346, 2692, 3967, 7403, 7934, 11441, 14806, 15868, 22882, 29612, 43637, 45764, 67439, 87274, 125851, 134878, 174548, 251702, 269756, 503404, 741829, 1483658, 2669791, 2967316, 5339582, 10679164, 29367701, 45386447, 58735402, 90772894, 117470804, 181545788, 499250917, 998501834, 1997003668]

約数ペア:

[(1, 1997003668), (2, 998501834), (4, 499250917), (11, 181545788), (17, 117470804), (22, 90772894), (34, 58735402), (44, 45386447), (68, 29367701), (187, 10679164), (374, 5339582), (673, 2967316), (748, 2669791), (1346, 1483658), (2692, 741829), (3967, 503404), (7403, 269756), (7934, 251702), (11441, 174548), (14806, 134878), (15868, 125851), (22882, 87274), (29612, 67439), (43637, 45764)]