2078387828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{17981}}^1$

素因数の和:18104

約数の個数: 48

約数和(自身を含む): 4132695168

約数和(自身を除く): 2054307340

約数列:

[1, 2, 4, 11, 22, 37, 44, 71, 74, 142, 148, 284, 407, 781, 814, 1562, 1628, 2627, 3124, 5254, 10508, 17981, 28897, 35962, 57794, 71924, 115588, 197791, 395582, 665297, 791164, 1276651, 1330594, 2553302, 2661188, 5106604, 7318267, 14043161, 14636534, 28086322, 29273068, 47236087, 56172644, 94472174, 188944348, 519596957, 1039193914, 2078387828]

約数ペア:

[(1, 2078387828), (2, 1039193914), (4, 519596957), (11, 188944348), (22, 94472174), (37, 56172644), (44, 47236087), (71, 29273068), (74, 28086322), (142, 14636534), (148, 14043161), (284, 7318267), (407, 5106604), (781, 2661188), (814, 2553302), (1562, 1330594), (1628, 1276651), (2627, 791164), (3124, 665297), (5254, 395582), (10508, 197791), (17981, 115588), (28897, 71924), (35962, 57794)]