20512693121984

素因数分解:

$2^6\times 7^1\times {\mathrm{6581}}^1\times {\mathrm{6957493}}^1$

素因数の和:6964093

約数の個数: 56

約数和(自身を含む): 46526933116128

約数和(自身を除く): 26014239994144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 6581, 13162, 26324, 46067, 52648, 92134, 105296, 184268, 210592, 368536, 421184, 737072, 1474144, 2948288, 6957493, 13914986, 27829972, 48702451, 55659944, 97404902, 111319888, 194809804, 222639776, 389619608, 445279552, 779239216, 1558478432, 3116956864, 45787261433, 91574522866, 183149045732, 320510830031, 366298091464, 641021660062, 732596182928, 1282043320124, 1465192365856, 2564086640248, 2930384731712, 5128173280496, 10256346560992, 20512693121984]

約数ペア:

[(1, 20512693121984), (2, 10256346560992), (4, 5128173280496), (7, 2930384731712), (8, 2564086640248), (14, 1465192365856), (16, 1282043320124), (28, 732596182928), (32, 641021660062), (56, 366298091464), (64, 320510830031), (112, 183149045732), (224, 91574522866), (448, 45787261433), (6581, 3116956864), (13162, 1558478432), (26324, 779239216), (46067, 445279552), (52648, 389619608), (92134, 222639776), (105296, 194809804), (184268, 111319888), (210592, 97404902), (368536, 55659944), (421184, 48702451), (737072, 27829972), (1474144, 13914986), (2948288, 6957493)]