2009137216

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71837}}^1$

素因数の和:71891

約数の個数: 56

約数和(自身を含む): 4379244480

約数和(自身を除く): 2370107264

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1216, 1472, 1748, 3496, 6992, 13984, 27968, 71837, 143674, 287348, 574696, 1149392, 1364903, 1652251, 2298784, 2729806, 3304502, 4597568, 5459612, 6609004, 10919224, 13218008, 21838448, 26436016, 31392769, 43676896, 52872032, 62785538, 87353792, 105744064, 125571076, 251142152, 502284304, 1004568608, 2009137216]

約数ペア:

[(1, 2009137216), (2, 1004568608), (4, 502284304), (8, 251142152), (16, 125571076), (19, 105744064), (23, 87353792), (32, 62785538), (38, 52872032), (46, 43676896), (64, 31392769), (76, 26436016), (92, 21838448), (152, 13218008), (184, 10919224), (304, 6609004), (368, 5459612), (437, 4597568), (608, 3304502), (736, 2729806), (874, 2298784), (1216, 1652251), (1472, 1364903), (1748, 1149392), (3496, 574696), (6992, 287348), (13984, 143674), (27968, 71837)]