19523337728

素因数分解:

$2^9\times {\mathrm{31}}^2\times {\mathrm{39679}}^1$

素因数の和:39759

約数の個数: 60

約数和(自身を含む): 40308491520

約数和(自身を除く): 20785153792

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 961, 992, 1922, 1984, 3844, 3968, 7688, 7936, 15376, 15872, 30752, 39679, 61504, 79358, 123008, 158716, 246016, 317432, 492032, 634864, 1230049, 1269728, 2460098, 2539456, 4920196, 5078912, 9840392, 10157824, 19680784, 20315648, 38131519, 39361568, 76263038, 78723136, 152526076, 157446272, 305052152, 314892544, 610104304, 629785088, 1220208608, 2440417216, 4880834432, 9761668864, 19523337728]

約数ペア:

[(1, 19523337728), (2, 9761668864), (4, 4880834432), (8, 2440417216), (16, 1220208608), (31, 629785088), (32, 610104304), (62, 314892544), (64, 305052152), (124, 157446272), (128, 152526076), (248, 78723136), (256, 76263038), (496, 39361568), (512, 38131519), (961, 20315648), (992, 19680784), (1922, 10157824), (1984, 9840392), (3844, 5078912), (3968, 4920196), (7688, 2539456), (7936, 2460098), (15376, 1269728), (15872, 1230049), (30752, 634864), (39679, 492032), (61504, 317432), (79358, 246016), (123008, 158716)]