20576475712

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1237}}^1\times {\mathrm{19993}}^1$

素因数の和:21255

約数の個数: 56

約数和(自身を含む): 44010073016

約数和(自身を除く): 23433597304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1237, 2474, 4948, 9896, 16081, 19792, 19993, 32162, 39584, 39986, 64324, 79168, 79972, 128648, 159944, 257296, 259909, 319888, 514592, 519818, 639776, 1029184, 1039636, 1279552, 2079272, 4158544, 8317088, 16634176, 24731341, 49462682, 98925364, 197850728, 321507433, 395701456, 643014866, 791402912, 1286029732, 1582805824, 2572059464, 5144118928, 10288237856, 20576475712]

約数ペア:

[(1, 20576475712), (2, 10288237856), (4, 5144118928), (8, 2572059464), (13, 1582805824), (16, 1286029732), (26, 791402912), (32, 643014866), (52, 395701456), (64, 321507433), (104, 197850728), (208, 98925364), (416, 49462682), (832, 24731341), (1237, 16634176), (2474, 8317088), (4948, 4158544), (9896, 2079272), (16081, 1279552), (19792, 1039636), (19993, 1029184), (32162, 639776), (39584, 519818), (39986, 514592), (64324, 319888), (79168, 259909), (79972, 257296), (128648, 159944)]