20148827908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{64019}}^1$

素因数の和:64368

約数の個数: 48

約数和(自身を含む): 40268067840

約数和(自身を除く): 20119239932

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 311, 506, 622, 1012, 1244, 3421, 6842, 7153, 13684, 14306, 28612, 64019, 78683, 128038, 157366, 256076, 314732, 704209, 1408418, 1472437, 2816836, 2944874, 5889748, 16196807, 19909909, 32393614, 39819818, 64787228, 79639636, 219008999, 438017998, 457927907, 876035996, 915855814, 1831711628, 5037206977, 10074413954, 20148827908]

約数ペア:

[(1, 20148827908), (2, 10074413954), (4, 5037206977), (11, 1831711628), (22, 915855814), (23, 876035996), (44, 457927907), (46, 438017998), (92, 219008999), (253, 79639636), (311, 64787228), (506, 39819818), (622, 32393614), (1012, 19909909), (1244, 16196807), (3421, 5889748), (6842, 2944874), (7153, 2816836), (13684, 1472437), (14306, 1408418), (28612, 704209), (64019, 314732), (78683, 256076), (128038, 157366)]