219048848

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{27883}}^1$

素因数の和:28382

約数の個数: 20

約数和(自身を含む): 425286768

約数和(自身を除く): 206237920

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 27883, 55766, 111532, 223064, 446128, 13690553, 27381106, 54762212, 109524424, 219048848]

約数ペア:

[(1, 219048848), (2, 109524424), (4, 54762212), (8, 27381106), (16, 13690553), (491, 446128), (982, 223064), (1964, 111532), (3928, 55766), (7856, 27883)]