2021868944

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{2938763}}^1$

素因数の和:2938814

約数の個数: 20

約数和(自身を含む): 4008474096

約数和(自身を除く): 1986605152

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 2938763, 5877526, 11755052, 23510104, 47020208, 126366809, 252733618, 505467236, 1010934472, 2021868944]

約数ペア:

[(1, 2021868944), (2, 1010934472), (4, 505467236), (8, 252733618), (16, 126366809), (43, 47020208), (86, 23510104), (172, 11755052), (344, 5877526), (688, 2938763)]