20048128

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{1103}}^1$

素因数の和:1190

約数の個数: 36

約数和(自身を含む): 40618368

約数和(自身を除く): 20570240

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 1103, 1136, 2206, 2272, 4412, 4544, 8824, 9088, 17648, 18176, 35296, 70592, 78313, 141184, 156626, 282368, 313252, 626504, 1253008, 2506016, 5012032, 10024064, 20048128]

約数ペア:

[(1, 20048128), (2, 10024064), (4, 5012032), (8, 2506016), (16, 1253008), (32, 626504), (64, 313252), (71, 282368), (128, 156626), (142, 141184), (256, 78313), (284, 70592), (568, 35296), (1103, 18176), (1136, 17648), (2206, 9088), (2272, 8824), (4412, 4544)]