160991728

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{45121}}^1$

素因数の和:45352

約数の個数: 20

約数和(自身を含む): 313327168

約数和(自身を除く): 152335440

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 45121, 90242, 180484, 360968, 721936, 10061983, 20123966, 40247932, 80495864, 160991728]

約数ペア:

[(1, 160991728), (2, 80495864), (4, 40247932), (8, 20123966), (16, 10061983), (223, 721936), (446, 360968), (892, 180484), (1784, 90242), (3568, 45121)]