18212564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5573}}^1$

素因数の和:5639

約数の個数: 24

約数和(自身を含む): 34335840

約数和(自身を除く): 16123276

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 5573, 11146, 22292, 105887, 211774, 239639, 423548, 479278, 958556, 4553141, 9106282, 18212564]

約数ペア:

[(1, 18212564), (2, 9106282), (4, 4553141), (19, 958556), (38, 479278), (43, 423548), (76, 239639), (86, 211774), (172, 105887), (817, 22292), (1634, 11146), (3268, 5573)]