1806915856

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:269

約数の個数: 120

約数和(自身を含む): 3879053064

約数和(自身を除く): 2072137208

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 68, 73, 101, 106, 136, 146, 202, 212, 272, 289, 292, 404, 424, 578, 584, 808, 848, 901, 1156, 1168, 1241, 1616, 1717, 1802, 2312, 2482, 3434, 3604, 3869, 4624, 4964, 5353, 6868, 7208, 7373, 7738, 9928, 10706, 13736, 14416, 14746, 15317, 15476, 19856, 21097, 21412, 27472, 29189, 29492, 30634, 30952, 42194, 42824, 58378, 58984, 61268, 61904, 65773, 84388, 85648, 91001, 116756, 117968, 122536, 125341, 131546, 168776, 182002, 233512, 245072, 250682, 263092, 337552, 364004, 390769, 467024, 501364, 526184, 728008, 781538, 1002728, 1052368, 1118141, 1456016, 1547017, 1563076, 2005456, 2130797, 2236282, 3094034, 3126152, 4261594, 4472564, 6188068, 6252304, 6643073, 8523188, 8945128, 12376136, 13286146, 17046376, 17890256, 24752272, 26572292, 34092752, 53144584, 106289168, 112932241, 225864482, 451728964, 903457928, 1806915856]

約数ペア:

[(1, 1806915856), (2, 903457928), (4, 451728964), (8, 225864482), (16, 112932241), (17, 106289168), (34, 53144584), (53, 34092752), (68, 26572292), (73, 24752272), (101, 17890256), (106, 17046376), (136, 13286146), (146, 12376136), (202, 8945128), (212, 8523188), (272, 6643073), (289, 6252304), (292, 6188068), (404, 4472564), (424, 4261594), (578, 3126152), (584, 3094034), (808, 2236282), (848, 2130797), (901, 2005456), (1156, 1563076), (1168, 1547017), (1241, 1456016), (1616, 1118141), (1717, 1052368), (1802, 1002728), (2312, 781538), (2482, 728008), (3434, 526184), (3604, 501364), (3869, 467024), (4624, 390769), (4964, 364004), (5353, 337552), (6868, 263092), (7208, 250682), (7373, 245072), (7738, 233512), (9928, 182002), (10706, 168776), (13736, 131546), (14416, 125341), (14746, 122536), (15317, 117968), (15476, 116756), (19856, 91001), (21097, 85648), (21412, 84388), (27472, 65773), (29189, 61904), (29492, 61268), (30634, 58984), (30952, 58378), (42194, 42824)]