20237039776

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{358711}}^1$

素因数の和:358805

約数の個数: 48

約数和(自身を含む): 41762685888

約数和(自身を除く): 21525646112

約数列:

[1, 2, 4, 8, 16, 32, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 1312, 1376, 1763, 3526, 7052, 14104, 28208, 56416, 358711, 717422, 1434844, 2869688, 5739376, 11478752, 14707151, 15424573, 29414302, 30849146, 58828604, 61698292, 117657208, 123396584, 235314416, 246793168, 470628832, 493586336, 632407493, 1264814986, 2529629972, 5059259944, 10118519888, 20237039776]

約数ペア:

[(1, 20237039776), (2, 10118519888), (4, 5059259944), (8, 2529629972), (16, 1264814986), (32, 632407493), (41, 493586336), (43, 470628832), (82, 246793168), (86, 235314416), (164, 123396584), (172, 117657208), (328, 61698292), (344, 58828604), (656, 30849146), (688, 29414302), (1312, 15424573), (1376, 14707151), (1763, 11478752), (3526, 5739376), (7052, 2869688), (14104, 1434844), (28208, 717422), (56416, 358711)]