19256176

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{4441}}^1$

素因数の和:4720

約数の個数: 20

約数和(自身を含む): 37454944

約数和(自身を除く): 18198768

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 2168, 4336, 4441, 8882, 17764, 35528, 71056, 1203511, 2407022, 4814044, 9628088, 19256176]

約数ペア:

[(1, 19256176), (2, 9628088), (4, 4814044), (8, 2407022), (16, 1203511), (271, 71056), (542, 35528), (1084, 17764), (2168, 8882), (4336, 4441)]