19417996827

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{971}}^1\times {\mathrm{1409}}^1$

素因数の和:2488

約数の個数: 48

約数和(自身を含む): 29932156800

約数和(自身を除く): 10514159973

約数列:

[1, 3, 9, 19, 57, 83, 171, 249, 747, 971, 1409, 1577, 2913, 4227, 4731, 8739, 12681, 14193, 18449, 26771, 55347, 80313, 80593, 116947, 166041, 240939, 241779, 350841, 725337, 1052523, 1368139, 1531267, 2221993, 4104417, 4593801, 6665979, 12313251, 13781403, 19997937, 25994641, 77983923, 113555537, 233951769, 340666611, 1021999833, 2157555203, 6472665609, 19417996827]

約数ペア:

[(1, 19417996827), (3, 6472665609), (9, 2157555203), (19, 1021999833), (57, 340666611), (83, 233951769), (171, 113555537), (249, 77983923), (747, 25994641), (971, 19997937), (1409, 13781403), (1577, 12313251), (2913, 6665979), (4227, 4593801), (4731, 4104417), (8739, 2221993), (12681, 1531267), (14193, 1368139), (18449, 1052523), (26771, 725337), (55347, 350841), (80313, 241779), (80593, 240939), (116947, 166041)]