2019964016

素因数分解:

$2^4\times 7^1\times {\mathrm{18035393}}^1$

素因数の和:18035408

約数の個数: 20

約数和(自身を含む): 4472777712

約数和(自身を除く): 2452813696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 18035393, 36070786, 72141572, 126247751, 144283144, 252495502, 288566288, 504991004, 1009982008, 2019964016]

約数ペア:

[(1, 2019964016), (2, 1009982008), (4, 504991004), (7, 288566288), (8, 252495502), (14, 144283144), (16, 126247751), (28, 72141572), (56, 36070786), (112, 18035393)]