40392664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{388391}}^1$

素因数の和:388410

約数の個数: 16

約数和(自身を含む): 81562320

約数和(自身を除く): 41169656

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 388391, 776782, 1553564, 3107128, 5049083, 10098166, 20196332, 40392664]

約数ペア:

[(1, 40392664), (2, 20196332), (4, 10098166), (8, 5049083), (13, 3107128), (26, 1553564), (52, 776782), (104, 388391)]