39985816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{384479}}^1$

素因数の和:384498

約数の個数: 16

約数和(自身を含む): 80740800

約数和(自身を除く): 40754984

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 384479, 768958, 1537916, 3075832, 4998227, 9996454, 19992908, 39985816]

約数ペア:

[(1, 39985816), (2, 19992908), (4, 9996454), (8, 4998227), (13, 3075832), (26, 1537916), (52, 768958), (104, 384479)]