843856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4057}}^1$

素因数の和:4078

約数の個数: 20

約数和(自身を含む): 1761172

約数和(自身を除く): 917316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4057, 8114, 16228, 32456, 52741, 64912, 105482, 210964, 421928, 843856]

約数ペア:

[(1, 843856), (2, 421928), (4, 210964), (8, 105482), (13, 64912), (16, 52741), (26, 32456), (52, 16228), (104, 8114), (208, 4057)]