28019528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{547}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 55567200

約数和(自身を除く): 27547672

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 337, 547, 674, 1094, 1348, 2188, 2696, 4376, 6403, 10393, 12806, 20786, 25612, 41572, 51224, 83144, 184339, 368678, 737356, 1474712, 3502441, 7004882, 14009764, 28019528]

約数ペア:

[(1, 28019528), (2, 14009764), (4, 7004882), (8, 3502441), (19, 1474712), (38, 737356), (76, 368678), (152, 184339), (337, 83144), (547, 51224), (674, 41572), (1094, 25612), (1348, 20786), (2188, 12806), (2696, 10393), (4376, 6403)]