39989872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{192259}}^1$

素因数の和:192280

約数の個数: 20

約数和(自身を含む): 83440840

約数和(自身を除く): 43450968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 192259, 384518, 769036, 1538072, 2499367, 3076144, 4998734, 9997468, 19994936, 39989872]

約数ペア:

[(1, 39989872), (2, 19994936), (4, 9997468), (8, 4998734), (13, 3076144), (16, 2499367), (26, 1538072), (52, 769036), (104, 384518), (208, 192259)]