19721408

素因数分解:

$2^6\times 7^1\times {\mathrm{44021}}^1$

素因数の和:44040

約数の個数: 28

約数和(自身を含む): 44726352

約数和(自身を除く): 25004944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 44021, 88042, 176084, 308147, 352168, 616294, 704336, 1232588, 1408672, 2465176, 2817344, 4930352, 9860704, 19721408]

約数ペア:

[(1, 19721408), (2, 9860704), (4, 4930352), (7, 2817344), (8, 2465176), (14, 1408672), (16, 1232588), (28, 704336), (32, 616294), (56, 352168), (64, 308147), (112, 176084), (224, 88042), (448, 44021)]