20294144

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{3049}}^1$

素因数の和:3080

約数の個数: 40

約数和(自身を含む): 43682100

約数和(自身を除く): 23387956

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3049, 3328, 6098, 6656, 12196, 24392, 39637, 48784, 79274, 97568, 158548, 195136, 317096, 390272, 634192, 780544, 1268384, 1561088, 2536768, 5073536, 10147072, 20294144]

約数ペア:

[(1, 20294144), (2, 10147072), (4, 5073536), (8, 2536768), (13, 1561088), (16, 1268384), (26, 780544), (32, 634192), (52, 390272), (64, 317096), (104, 195136), (128, 158548), (208, 97568), (256, 79274), (416, 48784), (512, 39637), (832, 24392), (1664, 12196), (3049, 6656), (3328, 6098)]