16904072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{111211}}^1$

素因数の和:111236

約数の個数: 16

約数和(自身を含む): 33363600

約数和(自身を除く): 16459528

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 111211, 222422, 444844, 889688, 2113009, 4226018, 8452036, 16904072]

約数ペア:

[(1, 16904072), (2, 8452036), (4, 4226018), (8, 2113009), (19, 889688), (38, 444844), (76, 222422), (152, 111211)]