19797448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{613}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 40671360

約数和(自身を除く): 20873912

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 367, 613, 734, 1226, 1468, 2452, 2936, 4037, 4904, 6743, 8074, 13486, 16148, 26972, 32296, 53944, 224971, 449942, 899884, 1799768, 2474681, 4949362, 9898724, 19797448]

約数ペア:

[(1, 19797448), (2, 9898724), (4, 4949362), (8, 2474681), (11, 1799768), (22, 899884), (44, 449942), (88, 224971), (367, 53944), (613, 32296), (734, 26972), (1226, 16148), (1468, 13486), (2452, 8074), (2936, 6743), (4037, 4904)]