16904984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{111217}}^1$

素因数の和:111242

約数の個数: 16

約数和(自身を含む): 33365400

約数和(自身を除く): 16460416

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 111217, 222434, 444868, 889736, 2113123, 4226246, 8452492, 16904984]

約数ペア:

[(1, 16904984), (2, 8452492), (4, 4226246), (8, 2113123), (19, 889736), (38, 444868), (76, 222434), (152, 111217)]