81539336

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{536443}}^1$

素因数の和:536468

約数の個数: 16

約数和(自身を含む): 160933200

約数和(自身を除く): 79393864

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 536443, 1072886, 2145772, 4291544, 10192417, 20384834, 40769668, 81539336]

約数ペア:

[(1, 81539336), (2, 40769668), (4, 20384834), (8, 10192417), (19, 4291544), (38, 2145772), (76, 1072886), (152, 536443)]