20165765074

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{20011}}^1$

素因数の和:20160

約数の個数: 64

約数和(自身を含む): 38326982400

約数和(自身を除く): 18161217326

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 113, 182, 226, 343, 637, 686, 791, 1274, 1469, 1582, 2938, 4459, 5537, 8918, 10283, 11074, 20011, 20566, 38759, 40022, 71981, 77518, 140077, 143962, 260143, 280154, 503867, 520286, 980539, 1007734, 1821001, 1961078, 2261243, 3642002, 4522486, 6863773, 12747007, 13727546, 15828701, 25494014, 29396159, 31657402, 58792318, 89229049, 110800907, 178458098, 205773113, 221601814, 411546226, 775606349, 1440411791, 1551212698, 2880823582, 10082882537, 20165765074]

約数ペア:

[(1, 20165765074), (2, 10082882537), (7, 2880823582), (13, 1551212698), (14, 1440411791), (26, 775606349), (49, 411546226), (91, 221601814), (98, 205773113), (113, 178458098), (182, 110800907), (226, 89229049), (343, 58792318), (637, 31657402), (686, 29396159), (791, 25494014), (1274, 15828701), (1469, 13727546), (1582, 12747007), (2938, 6863773), (4459, 4522486), (5537, 3642002), (8918, 2261243), (10283, 1961078), (11074, 1821001), (20011, 1007734), (20566, 980539), (38759, 520286), (40022, 503867), (71981, 280154), (77518, 260143), (140077, 143962)]