81935824

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{10691}}^1$

素因数の和:11178

約数の個数: 20

約数和(自身を含む): 159096960

約数和(自身を除く): 77161136

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 3832, 7664, 10691, 21382, 42764, 85528, 171056, 5120989, 10241978, 20483956, 40967912, 81935824]

約数ペア:

[(1, 81935824), (2, 40967912), (4, 20483956), (8, 10241978), (16, 5120989), (479, 171056), (958, 85528), (1916, 42764), (3832, 21382), (7664, 10691)]