20175031424

素因数分解:

$2^7\times {\mathrm{67}}^1\times {\mathrm{661}}^1\times {\mathrm{3559}}^1$

素因数の和:4301

約数の個数: 64

約数和(自身を含む): 40865524800

約数和(自身を除く): 20690493376

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 268, 536, 661, 1072, 1322, 2144, 2644, 3559, 4288, 5288, 7118, 8576, 10576, 14236, 21152, 28472, 42304, 44287, 56944, 84608, 88574, 113888, 177148, 227776, 238453, 354296, 455552, 476906, 708592, 953812, 1417184, 1907624, 2352499, 2834368, 3815248, 4704998, 5668736, 7630496, 9409996, 15260992, 18819992, 30521984, 37639984, 75279968, 150559936, 157617433, 301119872, 315234866, 630469732, 1260939464, 2521878928, 5043757856, 10087515712, 20175031424]

約数ペア:

[(1, 20175031424), (2, 10087515712), (4, 5043757856), (8, 2521878928), (16, 1260939464), (32, 630469732), (64, 315234866), (67, 301119872), (128, 157617433), (134, 150559936), (268, 75279968), (536, 37639984), (661, 30521984), (1072, 18819992), (1322, 15260992), (2144, 9409996), (2644, 7630496), (3559, 5668736), (4288, 4704998), (5288, 3815248), (7118, 2834368), (8576, 2352499), (10576, 1907624), (14236, 1417184), (21152, 953812), (28472, 708592), (42304, 476906), (44287, 455552), (56944, 354296), (84608, 238453), (88574, 227776), (113888, 177148)]