20199665344

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{353}}^1\times {\mathrm{4493}}^1$

素因数の和:5057

約数の個数: 56

約数和(自身を含む): 40408250400

約数和(自身を除く): 20208585056

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 353, 398, 706, 796, 1412, 1592, 2824, 3184, 4493, 5648, 6368, 8986, 11296, 12736, 17972, 22592, 35944, 70247, 71888, 140494, 143776, 280988, 287552, 561976, 894107, 1123952, 1586029, 1788214, 2247904, 3172058, 3576428, 4495808, 6344116, 7152856, 12688232, 14305712, 25376464, 28611424, 50752928, 57222848, 101505856, 315619771, 631239542, 1262479084, 2524958168, 5049916336, 10099832672, 20199665344]

約数ペア:

[(1, 20199665344), (2, 10099832672), (4, 5049916336), (8, 2524958168), (16, 1262479084), (32, 631239542), (64, 315619771), (199, 101505856), (353, 57222848), (398, 50752928), (706, 28611424), (796, 25376464), (1412, 14305712), (1592, 12688232), (2824, 7152856), (3184, 6344116), (4493, 4495808), (5648, 3576428), (6368, 3172058), (8986, 2247904), (11296, 1788214), (12736, 1586029), (17972, 1123952), (22592, 894107), (35944, 561976), (70247, 287552), (71888, 280988), (140494, 143776)]