68108144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{327443}}^1$

素因数の和:327464

約数の個数: 20

約数和(自身を含む): 142110696

約数和(自身を除く): 74002552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 327443, 654886, 1309772, 2619544, 4256759, 5239088, 8513518, 17027036, 34054072, 68108144]

約数ペア:

[(1, 68108144), (2, 34054072), (4, 17027036), (8, 8513518), (13, 5239088), (16, 4256759), (26, 2619544), (52, 1309772), (104, 654886), (208, 327443)]