18038008

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 34871760

約数和(自身を除く): 16833752

約数列:

[1, 2, 4, 8, 67, 73, 134, 146, 268, 292, 461, 536, 584, 922, 1844, 3688, 4891, 9782, 19564, 30887, 33653, 39128, 61774, 67306, 123548, 134612, 247096, 269224, 2254751, 4509502, 9019004, 18038008]

約数ペア:

[(1, 18038008), (2, 9019004), (4, 4509502), (8, 2254751), (67, 269224), (73, 247096), (134, 134612), (146, 123548), (268, 67306), (292, 61774), (461, 39128), (536, 33653), (584, 30887), (922, 19564), (1844, 9782), (3688, 4891)]