396533668

素因数分解:

$2^2\times {\mathrm{1987}}^1\times {\mathrm{49891}}^1$

素因数の和:51882

約数の個数: 12

約数和(自身を含む): 694297072

約数和(自身を除く): 297763404

約数列:

[1, 2, 4, 1987, 3974, 7948, 49891, 99782, 199564, 99133417, 198266834, 396533668]

約数ペア:

[(1, 396533668), (2, 198266834), (4, 99133417), (1987, 199564), (3974, 99782), (7948, 49891)]