54878768

素因数分解:

$2^4\times 7^1\times {\mathrm{489989}}^1$

素因数の和:490004

約数の個数: 20

約数和(自身を含む): 121517520

約数和(自身を除く): 66638752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 489989, 979978, 1959956, 3429923, 3919912, 6859846, 7839824, 13719692, 27439384, 54878768]

約数ペア:

[(1, 54878768), (2, 27439384), (4, 13719692), (7, 7839824), (8, 6859846), (14, 3919912), (16, 3429923), (28, 1959956), (56, 979978), (112, 489989)]