20123701832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{14897}}^1$

素因数の和:15366

約数の個数: 64

約数和(自身を含む): 42048115200

約数和(自身を除く): 21924413368

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 419, 806, 838, 1612, 1676, 3224, 3352, 5447, 10894, 12989, 14897, 21788, 25978, 29794, 43576, 51956, 59588, 103912, 119176, 168857, 193661, 337714, 387322, 461807, 675428, 774644, 923614, 1350856, 1549288, 1847228, 3694456, 6003491, 6241843, 12006982, 12483686, 24013964, 24967372, 48027928, 49934744, 81143959, 162287918, 193497133, 324575836, 386994266, 649151672, 773988532, 1547977064, 2515462729, 5030925458, 10061850916, 20123701832]

約数ペア:

[(1, 20123701832), (2, 10061850916), (4, 5030925458), (8, 2515462729), (13, 1547977064), (26, 773988532), (31, 649151672), (52, 386994266), (62, 324575836), (104, 193497133), (124, 162287918), (248, 81143959), (403, 49934744), (419, 48027928), (806, 24967372), (838, 24013964), (1612, 12483686), (1676, 12006982), (3224, 6241843), (3352, 6003491), (5447, 3694456), (10894, 1847228), (12989, 1549288), (14897, 1350856), (21788, 923614), (25978, 774644), (29794, 675428), (43576, 461807), (51956, 387322), (59588, 337714), (103912, 193661), (119176, 168857)]