18828754

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{31277}}^1$

素因数の和:31329

約数の個数: 16

約数和(自身を含む): 33029568

約数和(自身を除く): 14200814

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 31277, 62554, 218939, 437878, 1344911, 2689822, 9414377, 18828754]

約数ペア:

[(1, 18828754), (2, 9414377), (7, 2689822), (14, 1344911), (43, 437878), (86, 218939), (301, 62554), (602, 31277)]