18671632

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3877}}^1$

素因数の和:3935

約数の個数: 40

約数和(自身を含む): 42316736

約数和(自身を除く): 23645104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 3877, 4816, 7754, 15508, 27139, 31016, 54278, 62032, 108556, 166711, 217112, 333422, 434224, 666844, 1166977, 1333688, 2333954, 2667376, 4667908, 9335816, 18671632]

約数ペア:

[(1, 18671632), (2, 9335816), (4, 4667908), (7, 2667376), (8, 2333954), (14, 1333688), (16, 1166977), (28, 666844), (43, 434224), (56, 333422), (86, 217112), (112, 166711), (172, 108556), (301, 62032), (344, 54278), (602, 31016), (688, 27139), (1204, 15508), (2408, 7754), (3877, 4816)]